40745640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{26119}}^1$

素因数の和:26146

約数の個数: 64

約数和(自身を含む): 131644800

約数和(自身を除く): 90899160

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, 26119, 52238, 78357, 104476, 130595, 156714, 208952, 261190, 313428, 339547, 391785, 522380, 626856, 679094, 783570, 1018641, 1044760, 1358188, 1567140, 1697735, 2037282, 2716376, 3134280, 3395470, 4074564, 5093205, 6790940, 8149128, 10186410, 13581880, 20372820, 40745640]

約数ペア:

[(1, 40745640), (2, 20372820), (3, 13581880), (4, 10186410), (5, 8149128), (6, 6790940), (8, 5093205), (10, 4074564), (12, 3395470), (13, 3134280), (15, 2716376), (20, 2037282), (24, 1697735), (26, 1567140), (30, 1358188), (39, 1044760), (40, 1018641), (52, 783570), (60, 679094), (65, 626856), (78, 522380), (104, 391785), (120, 339547), (130, 313428), (156, 261190), (195, 208952), (260, 156714), (312, 130595), (390, 104476), (520, 78357), (780, 52238), (1560, 26119)]