40696760

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{1283}}^1$

素因数の和:1368

約数の個数: 64

約数和(自身を含む): 100306080

約数和(自身を除く): 59609320

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 61, 65, 104, 122, 130, 244, 260, 305, 488, 520, 610, 793, 1220, 1283, 1586, 2440, 2566, 3172, 3965, 5132, 6344, 6415, 7930, 10264, 12830, 15860, 16679, 25660, 31720, 33358, 51320, 66716, 78263, 83395, 133432, 156526, 166790, 313052, 333580, 391315, 626104, 667160, 782630, 1017419, 1565260, 2034838, 3130520, 4069676, 5087095, 8139352, 10174190, 20348380, 40696760]

約数ペア:

[(1, 40696760), (2, 20348380), (4, 10174190), (5, 8139352), (8, 5087095), (10, 4069676), (13, 3130520), (20, 2034838), (26, 1565260), (40, 1017419), (52, 782630), (61, 667160), (65, 626104), (104, 391315), (122, 333580), (130, 313052), (244, 166790), (260, 156526), (305, 133432), (488, 83395), (520, 78263), (610, 66716), (793, 51320), (1220, 33358), (1283, 31720), (1586, 25660), (2440, 16679), (2566, 15860), (3172, 12830), (3965, 10264), (5132, 7930), (6344, 6415)]