7453820

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{1993}}^1$

素因数の和:2030

約数の個数: 48

約数和(自身を含む): 18089568

約数和(自身を除く): 10635748

約数列:

[1, 2, 4, 5, 10, 11, 17, 20, 22, 34, 44, 55, 68, 85, 110, 170, 187, 220, 340, 374, 748, 935, 1870, 1993, 3740, 3986, 7972, 9965, 19930, 21923, 33881, 39860, 43846, 67762, 87692, 109615, 135524, 169405, 219230, 338810, 372691, 438460, 677620, 745382, 1490764, 1863455, 3726910, 7453820]

約数ペア:

[(1, 7453820), (2, 3726910), (4, 1863455), (5, 1490764), (10, 745382), (11, 677620), (17, 438460), (20, 372691), (22, 338810), (34, 219230), (44, 169405), (55, 135524), (68, 109615), (85, 87692), (110, 67762), (170, 43846), (187, 39860), (220, 33881), (340, 21923), (374, 19930), (748, 9965), (935, 7972), (1870, 3986), (1993, 3740)]