15876380

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{227}}^1\times {\mathrm{269}}^1$

素因数の和:518

約数の個数: 48

約数和(自身を含む): 36197280

約数和(自身を除く): 20320900

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 227, 260, 269, 454, 538, 908, 1076, 1135, 1345, 2270, 2690, 2951, 3497, 4540, 5380, 5902, 6994, 11804, 13988, 14755, 17485, 29510, 34970, 59020, 61063, 69940, 122126, 244252, 305315, 610630, 793819, 1221260, 1587638, 3175276, 3969095, 7938190, 15876380]

約数ペア:

[(1, 15876380), (2, 7938190), (4, 3969095), (5, 3175276), (10, 1587638), (13, 1221260), (20, 793819), (26, 610630), (52, 305315), (65, 244252), (130, 122126), (227, 69940), (260, 61063), (269, 59020), (454, 34970), (538, 29510), (908, 17485), (1076, 14755), (1135, 13988), (1345, 11804), (2270, 6994), (2690, 5902), (2951, 5380), (3497, 4540)]