1566171920

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^2\times {\mathrm{67741}}^1$

素因数の和:67788

約数の個数: 60

約数和(自身を含む): 3868203684

約数和(自身を除く): 2302031764

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 289, 340, 578, 680, 1156, 1360, 1445, 2312, 2890, 4624, 5780, 11560, 23120, 67741, 135482, 270964, 338705, 541928, 677410, 1083856, 1151597, 1354820, 2303194, 2709640, 4606388, 5419280, 5757985, 9212776, 11515970, 18425552, 19577149, 23031940, 39154298, 46063880, 78308596, 92127760, 97885745, 156617192, 195771490, 313234384, 391542980, 783085960, 1566171920]

約数ペア:

[(1, 1566171920), (2, 783085960), (4, 391542980), (5, 313234384), (8, 195771490), (10, 156617192), (16, 97885745), (17, 92127760), (20, 78308596), (34, 46063880), (40, 39154298), (68, 23031940), (80, 19577149), (85, 18425552), (136, 11515970), (170, 9212776), (272, 5757985), (289, 5419280), (340, 4606388), (578, 2709640), (680, 2303194), (1156, 1354820), (1360, 1151597), (1445, 1083856), (2312, 677410), (2890, 541928), (4624, 338705), (5780, 270964), (11560, 135482), (23120, 67741)]