1566390020

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{24391}}^1$

素因数の和:24445

約数の個数: 72

約数和(自身を含む): 3749538240

約数和(自身を除く): 2183148220

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 26, 38, 52, 65, 76, 95, 130, 169, 190, 247, 260, 338, 380, 494, 676, 845, 988, 1235, 1690, 2470, 3211, 3380, 4940, 6422, 12844, 16055, 24391, 32110, 48782, 64220, 97564, 121955, 243910, 317083, 463429, 487820, 634166, 926858, 1268332, 1585415, 1853716, 2317145, 3170830, 4122079, 4634290, 6024577, 6341660, 8244158, 9268580, 12049154, 16488316, 20610395, 24098308, 30122885, 41220790, 60245770, 78319501, 82441580, 120491540, 156639002, 313278004, 391597505, 783195010, 1566390020]

約数ペア:

[(1, 1566390020), (2, 783195010), (4, 391597505), (5, 313278004), (10, 156639002), (13, 120491540), (19, 82441580), (20, 78319501), (26, 60245770), (38, 41220790), (52, 30122885), (65, 24098308), (76, 20610395), (95, 16488316), (130, 12049154), (169, 9268580), (190, 8244158), (247, 6341660), (260, 6024577), (338, 4634290), (380, 4122079), (494, 3170830), (676, 2317145), (845, 1853716), (988, 1585415), (1235, 1268332), (1690, 926858), (2470, 634166), (3211, 487820), (3380, 463429), (4940, 317083), (6422, 243910), (12844, 121955), (16055, 97564), (24391, 64220), (32110, 48782)]