4389540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{149}}^1\times {\mathrm{491}}^1$

素因数の和:652

約数の個数: 48

約数和(自身を含む): 12398400

約数和(自身を除く): 8008860

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 149, 298, 447, 491, 596, 745, 894, 982, 1473, 1490, 1788, 1964, 2235, 2455, 2946, 2980, 4470, 4910, 5892, 7365, 8940, 9820, 14730, 29460, 73159, 146318, 219477, 292636, 365795, 438954, 731590, 877908, 1097385, 1463180, 2194770, 4389540]

約数ペア:

[(1, 4389540), (2, 2194770), (3, 1463180), (4, 1097385), (5, 877908), (6, 731590), (10, 438954), (12, 365795), (15, 292636), (20, 219477), (30, 146318), (60, 73159), (149, 29460), (298, 14730), (447, 9820), (491, 8940), (596, 7365), (745, 5892), (894, 4910), (982, 4470), (1473, 2980), (1490, 2946), (1788, 2455), (1964, 2235)]