28575420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{107}}^1\times {\mathrm{4451}}^1$

素因数の和:4570

約数の個数: 48

約数和(自身を含む): 80777088

約数和(自身を除く): 52201668

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 107, 214, 321, 428, 535, 642, 1070, 1284, 1605, 2140, 3210, 4451, 6420, 8902, 13353, 17804, 22255, 26706, 44510, 53412, 66765, 89020, 133530, 267060, 476257, 952514, 1428771, 1905028, 2381285, 2857542, 4762570, 5715084, 7143855, 9525140, 14287710, 28575420]

約数ペア:

[(1, 28575420), (2, 14287710), (3, 9525140), (4, 7143855), (5, 5715084), (6, 4762570), (10, 2857542), (12, 2381285), (15, 1905028), (20, 1428771), (30, 952514), (60, 476257), (107, 267060), (214, 133530), (321, 89020), (428, 66765), (535, 53412), (642, 44510), (1070, 26706), (1284, 22255), (1605, 17804), (2140, 13353), (3210, 8902), (4451, 6420)]