3802220

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{211}}^1$

素因数の和:290

約数の個数: 48

約数和(自身を含む): 8654688

約数和(自身を除く): 4852468

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 53, 68, 85, 106, 170, 211, 212, 265, 340, 422, 530, 844, 901, 1055, 1060, 1802, 2110, 3587, 3604, 4220, 4505, 7174, 9010, 11183, 14348, 17935, 18020, 22366, 35870, 44732, 55915, 71740, 111830, 190111, 223660, 380222, 760444, 950555, 1901110, 3802220]

約数ペア:

[(1, 3802220), (2, 1901110), (4, 950555), (5, 760444), (10, 380222), (17, 223660), (20, 190111), (34, 111830), (53, 71740), (68, 55915), (85, 44732), (106, 35870), (170, 22366), (211, 18020), (212, 17935), (265, 14348), (340, 11183), (422, 9010), (530, 7174), (844, 4505), (901, 4220), (1055, 3604), (1060, 3587), (1802, 2110)]