118138520

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{95273}}^1$

素因数の和:95315

約数の個数: 32

約数和(自身を含む): 274389120

約数和(自身を除く): 156250600

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 95273, 190546, 381092, 476365, 762184, 952730, 1905460, 2953463, 3810920, 5906926, 11813852, 14767315, 23627704, 29534630, 59069260, 118138520]

約数ペア:

[(1, 118138520), (2, 59069260), (4, 29534630), (5, 23627704), (8, 14767315), (10, 11813852), (20, 5906926), (31, 3810920), (40, 2953463), (62, 1905460), (124, 952730), (155, 762184), (248, 476365), (310, 381092), (620, 190546), (1240, 95273)]