2801797360

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1129757}}^1$

素因数の和:1129801

約数の個数: 40

約数和(自身を含む): 6724319616

約数和(自身を除く): 3922522256

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 1129757, 2259514, 4519028, 5648785, 9038056, 11297570, 18076112, 22595140, 35022467, 45190280, 70044934, 90380560, 140089868, 175112335, 280179736, 350224670, 560359472, 700449340, 1400898680, 2801797360]

約数ペア:

[(1, 2801797360), (2, 1400898680), (4, 700449340), (5, 560359472), (8, 350224670), (10, 280179736), (16, 175112335), (20, 140089868), (31, 90380560), (40, 70044934), (62, 45190280), (80, 35022467), (124, 22595140), (155, 18076112), (248, 11297570), (310, 9038056), (496, 5648785), (620, 4519028), (1240, 2259514), (2480, 1129757)]