1720280

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{1483}}^1$

素因数の和:1523

約数の個数: 32

約数和(自身を含む): 4006800

約数和(自身を除く): 2286520

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 232, 290, 580, 1160, 1483, 2966, 5932, 7415, 11864, 14830, 29660, 43007, 59320, 86014, 172028, 215035, 344056, 430070, 860140, 1720280]

約数ペア:

[(1, 1720280), (2, 860140), (4, 430070), (5, 344056), (8, 215035), (10, 172028), (20, 86014), (29, 59320), (40, 43007), (58, 29660), (116, 14830), (145, 11864), (232, 7415), (290, 5932), (580, 2966), (1160, 1483)]