20461410

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{25261}}^1$

素因数の和:25280

約数の個数: 40

約数和(自身を含む): 55020636

約数和(自身を除く): 34559226

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 81, 90, 135, 162, 270, 405, 810, 25261, 50522, 75783, 126305, 151566, 227349, 252610, 378915, 454698, 682047, 757830, 1136745, 1364094, 2046141, 2273490, 3410235, 4092282, 6820470, 10230705, 20461410]

約数ペア:

[(1, 20461410), (2, 10230705), (3, 6820470), (5, 4092282), (6, 3410235), (9, 2273490), (10, 2046141), (15, 1364094), (18, 1136745), (27, 757830), (30, 682047), (45, 454698), (54, 378915), (81, 252610), (90, 227349), (135, 151566), (162, 126305), (270, 75783), (405, 50522), (810, 25261)]