2020120286840

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{113}}^1\times {\mathrm{2383}}^1\times {\mathrm{9871}}^1$

素因数の和:12397

約数の個数: 128

約数和(自身を含む): 4829350809600

約数和(自身を除く): 2809230522760

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 113, 152, 190, 226, 380, 452, 565, 760, 904, 1130, 2147, 2260, 2383, 4294, 4520, 4766, 8588, 9532, 9871, 10735, 11915, 17176, 19064, 19742, 21470, 23830, 39484, 42940, 45277, 47660, 49355, 78968, 85880, 90554, 95320, 98710, 181108, 187549, 197420, 226385, 269279, 362216, 375098, 394840, 452770, 538558, 750196, 905540, 937745, 1077116, 1115423, 1346395, 1500392, 1811080, 1875490, 2154232, 2230846, 2692790, 3750980, 4461692, 5116301, 5385580, 5577115, 7501960, 8923384, 10232602, 10771160, 11154230, 20465204, 21193037, 22308460, 23522593, 25581505, 40930408, 42386074, 44616920, 47045186, 51163010, 84772148, 94090372, 102326020, 105965185, 117612965, 169544296, 188180744, 204652040, 211930370, 235225930, 423860740, 446929267, 470451860, 847721480, 893858534, 940903720, 1787717068, 2234646335, 2658053009, 3575434136, 4469292670, 5316106018, 8938585340, 10632212036, 13290265045, 17877170680, 21264424072, 26580530090, 50503007171, 53161060180, 101006014342, 106322120360, 202012028684, 252515035855, 404024057368, 505030071710, 1010060143420, 2020120286840]

約数ペア:

[(1, 2020120286840), (2, 1010060143420), (4, 505030071710), (5, 404024057368), (8, 252515035855), (10, 202012028684), (19, 106322120360), (20, 101006014342), (38, 53161060180), (40, 50503007171), (76, 26580530090), (95, 21264424072), (113, 17877170680), (152, 13290265045), (190, 10632212036), (226, 8938585340), (380, 5316106018), (452, 4469292670), (565, 3575434136), (760, 2658053009), (904, 2234646335), (1130, 1787717068), (2147, 940903720), (2260, 893858534), (2383, 847721480), (4294, 470451860), (4520, 446929267), (4766, 423860740), (8588, 235225930), (9532, 211930370), (9871, 204652040), (10735, 188180744), (11915, 169544296), (17176, 117612965), (19064, 105965185), (19742, 102326020), (21470, 94090372), (23830, 84772148), (39484, 51163010), (42940, 47045186), (45277, 44616920), (47660, 42386074), (49355, 40930408), (78968, 25581505), (85880, 23522593), (90554, 22308460), (95320, 21193037), (98710, 20465204), (181108, 11154230), (187549, 10771160), (197420, 10232602), (226385, 8923384), (269279, 7501960), (362216, 5577115), (375098, 5385580), (394840, 5116301), (452770, 4461692), (538558, 3750980), (750196, 2692790), (905540, 2230846), (937745, 2154232), (1077116, 1875490), (1115423, 1811080), (1346395, 1500392)]