84211960

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{300757}}^1$

素因数の和:300775

約数の個数: 32

約数和(自身を含む): 216545760

約数和(自身を除く): 132333800

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 300757, 601514, 1203028, 1503785, 2105299, 2406056, 3007570, 4210598, 6015140, 8421196, 10526495, 12030280, 16842392, 21052990, 42105980, 84211960]

約数ペア:

[(1, 84211960), (2, 42105980), (4, 21052990), (5, 16842392), (7, 12030280), (8, 10526495), (10, 8421196), (14, 6015140), (20, 4210598), (28, 3007570), (35, 2406056), (40, 2105299), (56, 1503785), (70, 1203028), (140, 601514), (280, 300757)]