38697620

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{107}}^2$

素因数の和:249

約数の個数: 54

約数和(自身を含む): 88827102

約数和(自身を除く): 50129482

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 107, 130, 169, 214, 260, 338, 428, 535, 676, 845, 1070, 1391, 1690, 2140, 2782, 3380, 5564, 6955, 11449, 13910, 18083, 22898, 27820, 36166, 45796, 57245, 72332, 90415, 114490, 148837, 180830, 228980, 297674, 361660, 595348, 744185, 1488370, 1934881, 2976740, 3869762, 7739524, 9674405, 19348810, 38697620]

約数ペア:

[(1, 38697620), (2, 19348810), (4, 9674405), (5, 7739524), (10, 3869762), (13, 2976740), (20, 1934881), (26, 1488370), (52, 744185), (65, 595348), (107, 361660), (130, 297674), (169, 228980), (214, 180830), (260, 148837), (338, 114490), (428, 90415), (535, 72332), (676, 57245), (845, 45796), (1070, 36166), (1391, 27820), (1690, 22898), (2140, 18083), (2782, 13910), (3380, 11449), (5564, 6955)]