11720440

素因数分解:

$2^3\times 5^1\times {\mathrm{79}}^1\times {\mathrm{3709}}^1$

素因数の和:3799

約数の個数: 32

約数和(自身を含む): 26712000

約数和(自身を除く): 14991560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 79, 158, 316, 395, 632, 790, 1580, 3160, 3709, 7418, 14836, 18545, 29672, 37090, 74180, 148360, 293011, 586022, 1172044, 1465055, 2344088, 2930110, 5860220, 11720440]

約数ペア:

[(1, 11720440), (2, 5860220), (4, 2930110), (5, 2344088), (8, 1465055), (10, 1172044), (20, 586022), (40, 293011), (79, 148360), (158, 74180), (316, 37090), (395, 29672), (632, 18545), (790, 14836), (1580, 7418), (3160, 3709)]