4561180

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{331}}^1$

素因数の和:406

約数の個数: 48

約数和(自身を含む): 10541664

約数和(自身を除く): 5980484

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 53, 65, 106, 130, 212, 260, 265, 331, 530, 662, 689, 1060, 1324, 1378, 1655, 2756, 3310, 3445, 4303, 6620, 6890, 8606, 13780, 17212, 17543, 21515, 35086, 43030, 70172, 86060, 87715, 175430, 228059, 350860, 456118, 912236, 1140295, 2280590, 4561180]

約数ペア:

[(1, 4561180), (2, 2280590), (4, 1140295), (5, 912236), (10, 456118), (13, 350860), (20, 228059), (26, 175430), (52, 87715), (53, 86060), (65, 70172), (106, 43030), (130, 35086), (212, 21515), (260, 17543), (265, 17212), (331, 13780), (530, 8606), (662, 6890), (689, 6620), (1060, 4303), (1324, 3445), (1378, 3310), (1655, 2756)]