40894408

素因数分解:

$2^3\times {\mathrm{29}}^1\times {\mathrm{359}}^1\times {\mathrm{491}}^1$

素因数の和:885

約数の個数: 32

約数和(自身を含む): 79704000

約数和(自身を除く): 38809592

約数列:

[1, 2, 4, 8, 29, 58, 116, 232, 359, 491, 718, 982, 1436, 1964, 2872, 3928, 10411, 14239, 20822, 28478, 41644, 56956, 83288, 113912, 176269, 352538, 705076, 1410152, 5111801, 10223602, 20447204, 40894408]

約数ペア:

[(1, 40894408), (2, 20447204), (4, 10223602), (8, 5111801), (29, 1410152), (58, 705076), (116, 352538), (232, 176269), (359, 113912), (491, 83288), (718, 56956), (982, 41644), (1436, 28478), (1964, 20822), (2872, 14239), (3928, 10411)]