40689480

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{26083}}^1$

素因数の和:26110

約数の個数: 64

約数和(自身を含む): 131463360

約数和(自身を除く): 90773880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 780, 1560, 26083, 52166, 78249, 104332, 130415, 156498, 208664, 260830, 312996, 339079, 391245, 521660, 625992, 678158, 782490, 1017237, 1043320, 1356316, 1564980, 1695395, 2034474, 2712632, 3129960, 3390790, 4068948, 5086185, 6781580, 8137896, 10172370, 13563160, 20344740, 40689480]

約数ペア:

[(1, 40689480), (2, 20344740), (3, 13563160), (4, 10172370), (5, 8137896), (6, 6781580), (8, 5086185), (10, 4068948), (12, 3390790), (13, 3129960), (15, 2712632), (20, 2034474), (24, 1695395), (26, 1564980), (30, 1356316), (39, 1043320), (40, 1017237), (52, 782490), (60, 678158), (65, 625992), (78, 521660), (104, 391245), (120, 339079), (130, 312996), (156, 260830), (195, 208664), (260, 156498), (312, 130415), (390, 104332), (520, 78249), (780, 52166), (1560, 26083)]