340477940

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{37747}}^1$

素因数の和:37808

約数の個数: 48

約数和(自身を含む): 799049664

約数和(自身を除く): 458571724

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 41, 44, 55, 82, 110, 164, 205, 220, 410, 451, 820, 902, 1804, 2255, 4510, 9020, 37747, 75494, 150988, 188735, 377470, 415217, 754940, 830434, 1547627, 1660868, 2076085, 3095254, 4152170, 6190508, 7738135, 8304340, 15476270, 17023897, 30952540, 34047794, 68095588, 85119485, 170238970, 340477940]

約数ペア:

[(1, 340477940), (2, 170238970), (4, 85119485), (5, 68095588), (10, 34047794), (11, 30952540), (20, 17023897), (22, 15476270), (41, 8304340), (44, 7738135), (55, 6190508), (82, 4152170), (110, 3095254), (164, 2076085), (205, 1660868), (220, 1547627), (410, 830434), (451, 754940), (820, 415217), (902, 377470), (1804, 188735), (2255, 150988), (4510, 75494), (9020, 37747)]