2020688745

素因数分解:

$3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{127}}^1\times {\mathrm{17389}}^1$

素因数の和:17585

約数の個数: 32

約数和(自身を含む): 3312168960

約数和(自身を除く): 1291480215

約数列:

[1, 3, 5, 15, 61, 127, 183, 305, 381, 635, 915, 1905, 7747, 17389, 23241, 38735, 52167, 86945, 116205, 260835, 1060729, 2208403, 3182187, 5303645, 6625209, 11042015, 15910935, 33126045, 134712583, 404137749, 673562915, 2020688745]

約数ペア:

[(1, 2020688745), (3, 673562915), (5, 404137749), (15, 134712583), (61, 33126045), (127, 15910935), (183, 11042015), (305, 6625209), (381, 5303645), (635, 3182187), (915, 2208403), (1905, 1060729), (7747, 260835), (17389, 116205), (23241, 86945), (38735, 52167)]