42217240

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{4273}}^1$

素因数の和:4316

約数の個数: 64

約数和(自身を含む): 107704800

約数和(自身を除く): 65487560

約数列:

[1, 2, 4, 5, 8, 10, 13, 19, 20, 26, 38, 40, 52, 65, 76, 95, 104, 130, 152, 190, 247, 260, 380, 494, 520, 760, 988, 1235, 1976, 2470, 4273, 4940, 8546, 9880, 17092, 21365, 34184, 42730, 55549, 81187, 85460, 111098, 162374, 170920, 222196, 277745, 324748, 405935, 444392, 555490, 649496, 811870, 1055431, 1110980, 1623740, 2110862, 2221960, 3247480, 4221724, 5277155, 8443448, 10554310, 21108620, 42217240]

約数ペア:

[(1, 42217240), (2, 21108620), (4, 10554310), (5, 8443448), (8, 5277155), (10, 4221724), (13, 3247480), (19, 2221960), (20, 2110862), (26, 1623740), (38, 1110980), (40, 1055431), (52, 811870), (65, 649496), (76, 555490), (95, 444392), (104, 405935), (130, 324748), (152, 277745), (190, 222196), (247, 170920), (260, 162374), (380, 111098), (494, 85460), (520, 81187), (760, 55549), (988, 42730), (1235, 34184), (1976, 21365), (2470, 17092), (4273, 9880), (4940, 8546)]