2020158404

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{43}}^1\times {\mathrm{113}}^1\times {\mathrm{859}}^1$

素因数の和:1041

約数の個数: 72

約数和(自身を含む): 4016110560

約数和(自身を除く): 1995952156

約数列:

[1, 2, 4, 11, 22, 43, 44, 86, 113, 121, 172, 226, 242, 452, 473, 484, 859, 946, 1243, 1718, 1892, 2486, 3436, 4859, 4972, 5203, 9449, 9718, 10406, 13673, 18898, 19436, 20812, 27346, 36937, 37796, 53449, 54692, 73874, 97067, 103939, 106898, 147748, 194134, 207878, 213796, 388268, 406307, 415756, 587939, 812614, 1067737, 1175878, 1625228, 2135474, 2351756, 4173881, 4270948, 4469377, 8347762, 8938754, 11745107, 16695524, 17877508, 23490214, 45912691, 46980428, 91825382, 183650764, 505039601, 1010079202, 2020158404]

約数ペア:

[(1, 2020158404), (2, 1010079202), (4, 505039601), (11, 183650764), (22, 91825382), (43, 46980428), (44, 45912691), (86, 23490214), (113, 17877508), (121, 16695524), (172, 11745107), (226, 8938754), (242, 8347762), (452, 4469377), (473, 4270948), (484, 4173881), (859, 2351756), (946, 2135474), (1243, 1625228), (1718, 1175878), (1892, 1067737), (2486, 812614), (3436, 587939), (4859, 415756), (4972, 406307), (5203, 388268), (9449, 213796), (9718, 207878), (10406, 194134), (13673, 147748), (18898, 106898), (19436, 103939), (20812, 97067), (27346, 73874), (36937, 54692), (37796, 53449)]