16715420

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{211}}^1\times {\mathrm{233}}^1$

素因数の和:470

約数の個数: 48

約数和(自身を含む): 37503648

約数和(自身を除く): 20788228

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 211, 233, 340, 422, 466, 844, 932, 1055, 1165, 2110, 2330, 3587, 3961, 4220, 4660, 7174, 7922, 14348, 15844, 17935, 19805, 35870, 39610, 49163, 71740, 79220, 98326, 196652, 245815, 491630, 835771, 983260, 1671542, 3343084, 4178855, 8357710, 16715420]

約数ペア:

[(1, 16715420), (2, 8357710), (4, 4178855), (5, 3343084), (10, 1671542), (17, 983260), (20, 835771), (34, 491630), (68, 245815), (85, 196652), (170, 98326), (211, 79220), (233, 71740), (340, 49163), (422, 39610), (466, 35870), (844, 19805), (932, 17935), (1055, 15844), (1165, 14348), (2110, 7922), (2330, 7174), (3587, 4660), (3961, 4220)]