40658020

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{523}}^1$

素因数の和:581

約数の個数: 72

約数和(自身を含む): 96659136

約数和(自身を除く): 56001116

約数列:

[1, 2, 4, 5, 10, 13, 20, 23, 26, 46, 52, 65, 92, 115, 130, 169, 230, 260, 299, 338, 460, 523, 598, 676, 845, 1046, 1196, 1495, 1690, 2092, 2615, 2990, 3380, 3887, 5230, 5980, 6799, 7774, 10460, 12029, 13598, 15548, 19435, 24058, 27196, 33995, 38870, 48116, 60145, 67990, 77740, 88387, 120290, 135980, 156377, 176774, 240580, 312754, 353548, 441935, 625508, 781885, 883870, 1563770, 1767740, 2032901, 3127540, 4065802, 8131604, 10164505, 20329010, 40658020]

約数ペア:

[(1, 40658020), (2, 20329010), (4, 10164505), (5, 8131604), (10, 4065802), (13, 3127540), (20, 2032901), (23, 1767740), (26, 1563770), (46, 883870), (52, 781885), (65, 625508), (92, 441935), (115, 353548), (130, 312754), (169, 240580), (230, 176774), (260, 156377), (299, 135980), (338, 120290), (460, 88387), (523, 77740), (598, 67990), (676, 60145), (845, 48116), (1046, 38870), (1196, 33995), (1495, 27196), (1690, 24058), (2092, 19435), (2615, 15548), (2990, 13598), (3380, 12029), (3887, 10460), (5230, 7774), (5980, 6799)]