1420120

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2731}}^1$

素因数の和:2755

約数の個数: 32

約数和(自身を含む): 3442320

約数和(自身を除く): 2022200

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 2731, 5462, 10924, 13655, 21848, 27310, 35503, 54620, 71006, 109240, 142012, 177515, 284024, 355030, 710060, 1420120]

約数ペア:

[(1, 1420120), (2, 710060), (4, 355030), (5, 284024), (8, 177515), (10, 142012), (13, 109240), (20, 71006), (26, 54620), (40, 35503), (52, 27310), (65, 21848), (104, 13655), (130, 10924), (260, 5462), (520, 2731)]