20179356840

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{107}}^1\times {\mathrm{523867}}^1$

素因数の和:523991

約数の個数: 96

約数和(自身を含む): 66195960480

約数和(自身を除く): 46016603640

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 107, 120, 180, 214, 321, 360, 428, 535, 642, 856, 963, 1070, 1284, 1605, 1926, 2140, 2568, 3210, 3852, 4280, 4815, 6420, 7704, 9630, 12840, 19260, 38520, 523867, 1047734, 1571601, 2095468, 2619335, 3143202, 4190936, 4714803, 5238670, 6286404, 7858005, 9429606, 10477340, 12572808, 15716010, 18859212, 20954680, 23574015, 31432020, 37718424, 47148030, 56053769, 62864040, 94296060, 112107538, 168161307, 188592120, 224215076, 280268845, 336322614, 448430152, 504483921, 560537690, 672645228, 840806535, 1008967842, 1121075380, 1345290456, 1681613070, 2017935684, 2242150760, 2522419605, 3363226140, 4035871368, 5044839210, 6726452280, 10089678420, 20179356840]

約数ペア:

[(1, 20179356840), (2, 10089678420), (3, 6726452280), (4, 5044839210), (5, 4035871368), (6, 3363226140), (8, 2522419605), (9, 2242150760), (10, 2017935684), (12, 1681613070), (15, 1345290456), (18, 1121075380), (20, 1008967842), (24, 840806535), (30, 672645228), (36, 560537690), (40, 504483921), (45, 448430152), (60, 336322614), (72, 280268845), (90, 224215076), (107, 188592120), (120, 168161307), (180, 112107538), (214, 94296060), (321, 62864040), (360, 56053769), (428, 47148030), (535, 37718424), (642, 31432020), (856, 23574015), (963, 20954680), (1070, 18859212), (1284, 15716010), (1605, 12572808), (1926, 10477340), (2140, 9429606), (2568, 7858005), (3210, 6286404), (3852, 5238670), (4280, 4714803), (4815, 4190936), (6420, 3143202), (7704, 2619335), (9630, 2095468), (12840, 1571601), (19260, 1047734), (38520, 523867)]