1040996840

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{443}}^1\times {\mathrm{4519}}^1$

素因数の和:4986

約数の個数: 64

約数和(自身を含む): 2528668800

約数和(自身を除く): 1487671960

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 443, 520, 886, 1772, 2215, 3544, 4430, 4519, 5759, 8860, 9038, 11518, 17720, 18076, 22595, 23036, 28795, 36152, 45190, 46072, 57590, 58747, 90380, 115180, 117494, 180760, 230360, 234988, 293735, 469976, 587470, 1174940, 2001917, 2349880, 4003834, 8007668, 10009585, 16015336, 20019170, 26024921, 40038340, 52049842, 80076680, 104099684, 130124605, 208199368, 260249210, 520498420, 1040996840]

約数ペア:

[(1, 1040996840), (2, 520498420), (4, 260249210), (5, 208199368), (8, 130124605), (10, 104099684), (13, 80076680), (20, 52049842), (26, 40038340), (40, 26024921), (52, 20019170), (65, 16015336), (104, 10009585), (130, 8007668), (260, 4003834), (443, 2349880), (520, 2001917), (886, 1174940), (1772, 587470), (2215, 469976), (3544, 293735), (4430, 234988), (4519, 230360), (5759, 180760), (8860, 117494), (9038, 115180), (11518, 90380), (17720, 58747), (18076, 57590), (22595, 46072), (23036, 45190), (28795, 36152)]