4037540

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{293}}^1$

素因数の和:368

約数の個数: 48

約数和(自身を含む): 9335088

約数和(自身を除く): 5297548

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 53, 65, 106, 130, 212, 260, 265, 293, 530, 586, 689, 1060, 1172, 1378, 1465, 2756, 2930, 3445, 3809, 5860, 6890, 7618, 13780, 15236, 15529, 19045, 31058, 38090, 62116, 76180, 77645, 155290, 201877, 310580, 403754, 807508, 1009385, 2018770, 4037540]

約数ペア:

[(1, 4037540), (2, 2018770), (4, 1009385), (5, 807508), (10, 403754), (13, 310580), (20, 201877), (26, 155290), (52, 77645), (53, 76180), (65, 62116), (106, 38090), (130, 31058), (212, 19045), (260, 15529), (265, 15236), (293, 13780), (530, 7618), (586, 6890), (689, 5860), (1060, 3809), (1172, 3445), (1378, 2930), (1465, 2756)]