2049204840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{240517}}^1$

素因数の和:240602

約数の個数: 64

約数和(自身を含む): 6234226560

約数和(自身を除く): 4185021720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 71, 120, 142, 213, 284, 355, 426, 568, 710, 852, 1065, 1420, 1704, 2130, 2840, 4260, 8520, 240517, 481034, 721551, 962068, 1202585, 1443102, 1924136, 2405170, 2886204, 3607755, 4810340, 5772408, 7215510, 9620680, 14431020, 17076707, 28862040, 34153414, 51230121, 68306828, 85383535, 102460242, 136613656, 170767070, 204920484, 256150605, 341534140, 409840968, 512301210, 683068280, 1024602420, 2049204840]

約数ペア:

[(1, 2049204840), (2, 1024602420), (3, 683068280), (4, 512301210), (5, 409840968), (6, 341534140), (8, 256150605), (10, 204920484), (12, 170767070), (15, 136613656), (20, 102460242), (24, 85383535), (30, 68306828), (40, 51230121), (60, 34153414), (71, 28862040), (120, 17076707), (142, 14431020), (213, 9620680), (284, 7215510), (355, 5772408), (426, 4810340), (568, 3607755), (710, 2886204), (852, 2405170), (1065, 1924136), (1420, 1443102), (1704, 1202585), (2130, 962068), (2840, 721551), (4260, 481034), (8520, 240517)]