13905580

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{677}}^1$

素因数の和:778

約数の個数: 48

約数和(自身を含む): 31893120

約数和(自身を除く): 17987540

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 79, 130, 158, 260, 316, 395, 677, 790, 1027, 1354, 1580, 2054, 2708, 3385, 4108, 5135, 6770, 8801, 10270, 13540, 17602, 20540, 35204, 44005, 53483, 88010, 106966, 176020, 213932, 267415, 534830, 695279, 1069660, 1390558, 2781116, 3476395, 6952790, 13905580]

約数ペア:

[(1, 13905580), (2, 6952790), (4, 3476395), (5, 2781116), (10, 1390558), (13, 1069660), (20, 695279), (26, 534830), (52, 267415), (65, 213932), (79, 176020), (130, 106966), (158, 88010), (260, 53483), (316, 44005), (395, 35204), (677, 20540), (790, 17602), (1027, 13540), (1354, 10270), (1580, 8801), (2054, 6770), (2708, 5135), (3385, 4108)]