3147980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{349}}^1$

素因数の和:410

約数の個数: 48

約数和(自身を含む): 7408800

約数和(自身を除く): 4260820

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 41, 44, 55, 82, 110, 164, 205, 220, 349, 410, 451, 698, 820, 902, 1396, 1745, 1804, 2255, 3490, 3839, 4510, 6980, 7678, 9020, 14309, 15356, 19195, 28618, 38390, 57236, 71545, 76780, 143090, 157399, 286180, 314798, 629596, 786995, 1573990, 3147980]

約数ペア:

[(1, 3147980), (2, 1573990), (4, 786995), (5, 629596), (10, 314798), (11, 286180), (20, 157399), (22, 143090), (41, 76780), (44, 71545), (55, 57236), (82, 38390), (110, 28618), (164, 19195), (205, 15356), (220, 14309), (349, 9020), (410, 7678), (451, 6980), (698, 4510), (820, 3839), (902, 3490), (1396, 2255), (1745, 1804)]