1495748020

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{23291}}^1$

素因数の和:23345

約数の個数: 72

約数和(自身を含む): 3580446240

約数和(自身を除く): 2084698220

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, 23291, 32110, 46582, 64220, 93164, 116455, 232910, 302783, 442529, 465820, 605566, 885058, 1211132, 1513915, 1770116, 2212645, 3027830, 3936179, 4425290, 5752877, 6055660, 7872358, 8850580, 11505754, 15744716, 19680895, 23011508, 28764385, 39361790, 57528770, 74787401, 78723580, 115057540, 149574802, 299149604, 373937005, 747874010, 1495748020]

約数ペア:

[(1, 1495748020), (2, 747874010), (4, 373937005), (5, 299149604), (10, 149574802), (13, 115057540), (19, 78723580), (20, 74787401), (26, 57528770), (38, 39361790), (52, 28764385), (65, 23011508), (76, 19680895), (95, 15744716), (130, 11505754), (169, 8850580), (190, 7872358), (247, 6055660), (260, 5752877), (338, 4425290), (380, 3936179), (494, 3027830), (676, 2212645), (845, 1770116), (988, 1513915), (1235, 1211132), (1690, 885058), (2470, 605566), (3211, 465820), (3380, 442529), (4940, 302783), (6422, 232910), (12844, 116455), (16055, 93164), (23291, 64220), (32110, 46582)]