12457040

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{5023}}^1$

素因数の和:5067

約数の個数: 40

約数和(自身を含む): 29902848

約数和(自身を除く): 17445808

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 5023, 10046, 20092, 25115, 40184, 50230, 80368, 100460, 155713, 200920, 311426, 401840, 622852, 778565, 1245704, 1557130, 2491408, 3114260, 6228520, 12457040]

約数ペア:

[(1, 12457040), (2, 6228520), (4, 3114260), (5, 2491408), (8, 1557130), (10, 1245704), (16, 778565), (20, 622852), (31, 401840), (40, 311426), (62, 200920), (80, 155713), (124, 100460), (155, 80368), (248, 50230), (310, 40184), (496, 25115), (620, 20092), (1240, 10046), (2480, 5023)]