8419890

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{59}}^1\times {\mathrm{67}}^1\times {\mathrm{71}}^1$

素因数の和:207

約数の個数: 64

約数和(自身を含む): 21150720

約数和(自身を除く): 12730830

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 59, 67, 71, 118, 134, 142, 177, 201, 213, 295, 335, 354, 355, 402, 426, 590, 670, 710, 885, 1005, 1065, 1770, 2010, 2130, 3953, 4189, 4757, 7906, 8378, 9514, 11859, 12567, 14271, 19765, 20945, 23718, 23785, 25134, 28542, 39530, 41890, 47570, 59295, 62835, 71355, 118590, 125670, 142710, 280663, 561326, 841989, 1403315, 1683978, 2806630, 4209945, 8419890]

約数ペア:

[(1, 8419890), (2, 4209945), (3, 2806630), (5, 1683978), (6, 1403315), (10, 841989), (15, 561326), (30, 280663), (59, 142710), (67, 125670), (71, 118590), (118, 71355), (134, 62835), (142, 59295), (177, 47570), (201, 41890), (213, 39530), (295, 28542), (335, 25134), (354, 23785), (355, 23718), (402, 20945), (426, 19765), (590, 14271), (670, 12567), (710, 11859), (885, 9514), (1005, 8378), (1065, 7906), (1770, 4757), (2010, 4189), (2130, 3953)]