2254460

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{29}}^1$

素因数の和:87

約数の個数: 72

約数和(自身を含む): 5533920

約数和(自身を除く): 3279460

約数列:

[1, 2, 4, 5, 10, 13, 20, 23, 26, 29, 46, 52, 58, 65, 92, 115, 116, 130, 145, 169, 230, 260, 290, 299, 338, 377, 460, 580, 598, 667, 676, 754, 845, 1196, 1334, 1495, 1508, 1690, 1885, 2668, 2990, 3335, 3380, 3770, 3887, 4901, 5980, 6670, 7540, 7774, 8671, 9802, 13340, 15548, 17342, 19435, 19604, 24505, 34684, 38870, 43355, 49010, 77740, 86710, 98020, 112723, 173420, 225446, 450892, 563615, 1127230, 2254460]

約数ペア:

[(1, 2254460), (2, 1127230), (4, 563615), (5, 450892), (10, 225446), (13, 173420), (20, 112723), (23, 98020), (26, 86710), (29, 77740), (46, 49010), (52, 43355), (58, 38870), (65, 34684), (92, 24505), (115, 19604), (116, 19435), (130, 17342), (145, 15548), (169, 13340), (230, 9802), (260, 8671), (290, 7774), (299, 7540), (338, 6670), (377, 5980), (460, 4901), (580, 3887), (598, 3770), (667, 3380), (676, 3335), (754, 2990), (845, 2668), (1196, 1885), (1334, 1690), (1495, 1508)]