49953640

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{10321}}^1$

素因数の和:10354

約数の個数: 48

約数和(自身を含む): 123554340

約数和(自身を除く): 73600700

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 121, 220, 242, 440, 484, 605, 968, 1210, 2420, 4840, 10321, 20642, 41284, 51605, 82568, 103210, 113531, 206420, 227062, 412840, 454124, 567655, 908248, 1135310, 1248841, 2270620, 2497682, 4541240, 4995364, 6244205, 9990728, 12488410, 24976820, 49953640]

約数ペア:

[(1, 49953640), (2, 24976820), (4, 12488410), (5, 9990728), (8, 6244205), (10, 4995364), (11, 4541240), (20, 2497682), (22, 2270620), (40, 1248841), (44, 1135310), (55, 908248), (88, 567655), (110, 454124), (121, 412840), (220, 227062), (242, 206420), (440, 113531), (484, 103210), (605, 82568), (968, 51605), (1210, 41284), (2420, 20642), (4840, 10321)]