51408940

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{4409}}^1$

素因数の和:4482

約数の個数: 48

約数和(自身を含む): 120022560

約数和(自身を除く): 68613620

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 53, 55, 106, 110, 212, 220, 265, 530, 583, 1060, 1166, 2332, 2915, 4409, 5830, 8818, 11660, 17636, 22045, 44090, 48499, 88180, 96998, 193996, 233677, 242495, 467354, 484990, 934708, 969980, 1168385, 2336770, 2570447, 4673540, 5140894, 10281788, 12852235, 25704470, 51408940]

約数ペア:

[(1, 51408940), (2, 25704470), (4, 12852235), (5, 10281788), (10, 5140894), (11, 4673540), (20, 2570447), (22, 2336770), (44, 1168385), (53, 969980), (55, 934708), (106, 484990), (110, 467354), (212, 242495), (220, 233677), (265, 193996), (530, 96998), (583, 88180), (1060, 48499), (1166, 44090), (2332, 22045), (2915, 17636), (4409, 11660), (5830, 8818)]