1253440

素因数分解:

$2^6\times 5^1\times {\mathrm{3917}}^1$

素因数の和:3934

約数の個数: 28

約数和(自身を含む): 2985516

約数和(自身を除く): 1732076

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 3917, 7834, 15668, 19585, 31336, 39170, 62672, 78340, 125344, 156680, 250688, 313360, 626720, 1253440]

約数ペア:

[(1, 1253440), (2, 626720), (4, 313360), (5, 250688), (8, 156680), (10, 125344), (16, 78340), (20, 62672), (32, 39170), (40, 31336), (64, 19585), (80, 15668), (160, 7834), (320, 3917)]