19005920840

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{73}}^1\times {\mathrm{127}}^1\times {\mathrm{967}}^1$

素因数の和:1231

約数の個数: 128

約数和(自身を含む): 44560834560

約数和(自身を除く): 25554913720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 73, 106, 127, 146, 212, 254, 265, 292, 365, 424, 508, 530, 584, 635, 730, 967, 1016, 1060, 1270, 1460, 1934, 2120, 2540, 2920, 3868, 3869, 4835, 5080, 6731, 7736, 7738, 9271, 9670, 13462, 15476, 18542, 19340, 19345, 26924, 30952, 33655, 37084, 38680, 38690, 46355, 51251, 53848, 67310, 70591, 74168, 77380, 92710, 102502, 122809, 134620, 141182, 154760, 185420, 205004, 245618, 256255, 269240, 282364, 352955, 370840, 410008, 491236, 491363, 512510, 564728, 614045, 705910, 982472, 982726, 1025020, 1228090, 1411820, 1965452, 2050040, 2456180, 2456815, 2823640, 3741323, 3930904, 4912360, 4913630, 6508877, 7482646, 8965057, 9827260, 13017754, 14965292, 17930114, 18706615, 19654520, 26035508, 29930584, 32544385, 35860228, 37413230, 44825285, 52071016, 65088770, 71720456, 74826460, 89650570, 130177540, 149652920, 179301140, 260355080, 358602280, 475148021, 950296042, 1900592084, 2375740105, 3801184168, 4751480210, 9502960420, 19005920840]

約数ペア:

[(1, 19005920840), (2, 9502960420), (4, 4751480210), (5, 3801184168), (8, 2375740105), (10, 1900592084), (20, 950296042), (40, 475148021), (53, 358602280), (73, 260355080), (106, 179301140), (127, 149652920), (146, 130177540), (212, 89650570), (254, 74826460), (265, 71720456), (292, 65088770), (365, 52071016), (424, 44825285), (508, 37413230), (530, 35860228), (584, 32544385), (635, 29930584), (730, 26035508), (967, 19654520), (1016, 18706615), (1060, 17930114), (1270, 14965292), (1460, 13017754), (1934, 9827260), (2120, 8965057), (2540, 7482646), (2920, 6508877), (3868, 4913630), (3869, 4912360), (4835, 3930904), (5080, 3741323), (6731, 2823640), (7736, 2456815), (7738, 2456180), (9271, 2050040), (9670, 1965452), (13462, 1411820), (15476, 1228090), (18542, 1025020), (19340, 982726), (19345, 982472), (26924, 705910), (30952, 614045), (33655, 564728), (37084, 512510), (38680, 491363), (38690, 491236), (46355, 410008), (51251, 370840), (53848, 352955), (67310, 282364), (70591, 269240), (74168, 256255), (77380, 245618), (92710, 205004), (102502, 185420), (122809, 154760), (134620, 141182)]