10640320

素因数分解:

$2^6\times 5^1\times {\mathrm{41}}^1\times {\mathrm{811}}^1$

素因数の和:869

約数の個数: 56

約数和(自身を含む): 25987248

約数和(自身を除く): 15346928

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 41, 64, 80, 82, 160, 164, 205, 320, 328, 410, 656, 811, 820, 1312, 1622, 1640, 2624, 3244, 3280, 4055, 6488, 6560, 8110, 12976, 13120, 16220, 25952, 32440, 33251, 51904, 64880, 66502, 129760, 133004, 166255, 259520, 266008, 332510, 532016, 665020, 1064032, 1330040, 2128064, 2660080, 5320160, 10640320]

約数ペア:

[(1, 10640320), (2, 5320160), (4, 2660080), (5, 2128064), (8, 1330040), (10, 1064032), (16, 665020), (20, 532016), (32, 332510), (40, 266008), (41, 259520), (64, 166255), (80, 133004), (82, 129760), (160, 66502), (164, 64880), (205, 51904), (320, 33251), (328, 32440), (410, 25952), (656, 16220), (811, 13120), (820, 12976), (1312, 8110), (1622, 6560), (1640, 6488), (2624, 4055), (3244, 3280)]