38163920

素因数分解:

$2^4\times 5^1\times {\mathrm{71}}^1\times {\mathrm{6719}}^1$

素因数の和:6803

約数の個数: 40

約数和(自身を含む): 89994240

約数和(自身を除く): 51830320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 71, 80, 142, 284, 355, 568, 710, 1136, 1420, 2840, 5680, 6719, 13438, 26876, 33595, 53752, 67190, 107504, 134380, 268760, 477049, 537520, 954098, 1908196, 2385245, 3816392, 4770490, 7632784, 9540980, 19081960, 38163920]

約数ペア:

[(1, 38163920), (2, 19081960), (4, 9540980), (5, 7632784), (8, 4770490), (10, 3816392), (16, 2385245), (20, 1908196), (40, 954098), (71, 537520), (80, 477049), (142, 268760), (284, 134380), (355, 107504), (568, 67190), (710, 53752), (1136, 33595), (1420, 26876), (2840, 13438), (5680, 6719)]