39107440

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{11923}}^1$

素因数の和:11977

約数の個数: 40

約数和(自身を含む): 93150288

約数和(自身を除く): 54042848

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 80, 82, 164, 205, 328, 410, 656, 820, 1640, 3280, 11923, 23846, 47692, 59615, 95384, 119230, 190768, 238460, 476920, 488843, 953840, 977686, 1955372, 2444215, 3910744, 4888430, 7821488, 9776860, 19553720, 39107440]

約数ペア:

[(1, 39107440), (2, 19553720), (4, 9776860), (5, 7821488), (8, 4888430), (10, 3910744), (16, 2444215), (20, 1955372), (40, 977686), (41, 953840), (80, 488843), (82, 476920), (164, 238460), (205, 190768), (328, 119230), (410, 95384), (656, 59615), (820, 47692), (1640, 23846), (3280, 11923)]