56586260

素因数分解:

$2^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{109}}^1\times {\mathrm{257}}^1$

素因数の和:476

約数の個数: 48

約数和(自身を含む): 121579920

約数和(自身を除く): 64993660

約数列:

[1, 2, 4, 5, 10, 20, 101, 109, 202, 218, 257, 404, 436, 505, 514, 545, 1010, 1028, 1090, 1285, 2020, 2180, 2570, 5140, 11009, 22018, 25957, 28013, 44036, 51914, 55045, 56026, 103828, 110090, 112052, 129785, 140065, 220180, 259570, 280130, 519140, 560260, 2829313, 5658626, 11317252, 14146565, 28293130, 56586260]

約数ペア:

[(1, 56586260), (2, 28293130), (4, 14146565), (5, 11317252), (10, 5658626), (20, 2829313), (101, 560260), (109, 519140), (202, 280130), (218, 259570), (257, 220180), (404, 140065), (436, 129785), (505, 112052), (514, 110090), (545, 103828), (1010, 56026), (1028, 55045), (1090, 51914), (1285, 44036), (2020, 28013), (2180, 25957), (2570, 22018), (5140, 11009)]