42432440

素因数分解:

$2^3\times 5^1\times {\mathrm{67}}^1\times {\mathrm{71}}^1\times {\mathrm{223}}^1$

素因数の和:372

約数の個数: 64

約数和(自身を含む): 98703360

約数和(自身を除く): 56270920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 67, 71, 134, 142, 223, 268, 284, 335, 355, 446, 536, 568, 670, 710, 892, 1115, 1340, 1420, 1784, 2230, 2680, 2840, 4460, 4757, 8920, 9514, 14941, 15833, 19028, 23785, 29882, 31666, 38056, 47570, 59764, 63332, 74705, 79165, 95140, 119528, 126664, 149410, 158330, 190280, 298820, 316660, 597640, 633320, 1060811, 2121622, 4243244, 5304055, 8486488, 10608110, 21216220, 42432440]

約数ペア:

[(1, 42432440), (2, 21216220), (4, 10608110), (5, 8486488), (8, 5304055), (10, 4243244), (20, 2121622), (40, 1060811), (67, 633320), (71, 597640), (134, 316660), (142, 298820), (223, 190280), (268, 158330), (284, 149410), (335, 126664), (355, 119528), (446, 95140), (536, 79165), (568, 74705), (670, 63332), (710, 59764), (892, 47570), (1115, 38056), (1340, 31666), (1420, 29882), (1784, 23785), (2230, 19028), (2680, 15833), (2840, 14941), (4460, 9514), (4757, 8920)]