6423880

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{3917}}^1$

素因数の和:3969

約数の個数: 32

約数和(自身を含む): 14810040

約数和(自身を除く): 8386160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 3917, 7834, 15668, 19585, 31336, 39170, 78340, 156680, 160597, 321194, 642388, 802985, 1284776, 1605970, 3211940, 6423880]

約数ペア:

[(1, 6423880), (2, 3211940), (4, 1605970), (5, 1284776), (8, 802985), (10, 642388), (20, 321194), (40, 160597), (41, 156680), (82, 78340), (164, 39170), (205, 31336), (328, 19585), (410, 15668), (820, 7834), (1640, 3917)]