16222960

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{821}}^1$

素因数の和:866

約数の個数: 80

約数和(自身を含む): 42809760

約数和(自身を除く): 26586800

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 26, 38, 40, 52, 65, 76, 80, 95, 104, 130, 152, 190, 208, 247, 260, 304, 380, 494, 520, 760, 821, 988, 1040, 1235, 1520, 1642, 1976, 2470, 3284, 3952, 4105, 4940, 6568, 8210, 9880, 10673, 13136, 15599, 16420, 19760, 21346, 31198, 32840, 42692, 53365, 62396, 65680, 77995, 85384, 106730, 124792, 155990, 170768, 202787, 213460, 249584, 311980, 405574, 426920, 623960, 811148, 853840, 1013935, 1247920, 1622296, 2027870, 3244592, 4055740, 8111480, 16222960]

約数ペア:

[(1, 16222960), (2, 8111480), (4, 4055740), (5, 3244592), (8, 2027870), (10, 1622296), (13, 1247920), (16, 1013935), (19, 853840), (20, 811148), (26, 623960), (38, 426920), (40, 405574), (52, 311980), (65, 249584), (76, 213460), (80, 202787), (95, 170768), (104, 155990), (130, 124792), (152, 106730), (190, 85384), (208, 77995), (247, 65680), (260, 62396), (304, 53365), (380, 42692), (494, 32840), (520, 31198), (760, 21346), (821, 19760), (988, 16420), (1040, 15599), (1235, 13136), (1520, 10673), (1642, 9880), (1976, 8210), (2470, 6568), (3284, 4940), (3952, 4105)]