6557540

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{727}}^1$

素因数の和:788

約数の個数: 48

約数和(自身を含む): 15410304

約数和(自身を除く): 8852764

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 41, 44, 55, 82, 110, 164, 205, 220, 410, 451, 727, 820, 902, 1454, 1804, 2255, 2908, 3635, 4510, 7270, 7997, 9020, 14540, 15994, 29807, 31988, 39985, 59614, 79970, 119228, 149035, 159940, 298070, 327877, 596140, 655754, 1311508, 1639385, 3278770, 6557540]

約数ペア:

[(1, 6557540), (2, 3278770), (4, 1639385), (5, 1311508), (10, 655754), (11, 596140), (20, 327877), (22, 298070), (41, 159940), (44, 149035), (55, 119228), (82, 79970), (110, 59614), (164, 39985), (205, 31988), (220, 29807), (410, 15994), (451, 14540), (727, 9020), (820, 7997), (902, 7270), (1454, 4510), (1804, 3635), (2255, 2908)]