8784620

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{113}}^1$

素因数の和:171

約数の個数: 72

約数和(自身を含む): 21028896

約数和(自身を除く): 12244276

約数列:

[1, 2, 4, 5, 10, 13, 20, 23, 26, 46, 52, 65, 92, 113, 115, 130, 169, 226, 230, 260, 299, 338, 452, 460, 565, 598, 676, 845, 1130, 1196, 1469, 1495, 1690, 2260, 2599, 2938, 2990, 3380, 3887, 5198, 5876, 5980, 7345, 7774, 10396, 12995, 14690, 15548, 19097, 19435, 25990, 29380, 33787, 38194, 38870, 51980, 67574, 76388, 77740, 95485, 135148, 168935, 190970, 337870, 381940, 439231, 675740, 878462, 1756924, 2196155, 4392310, 8784620]

約数ペア:

[(1, 8784620), (2, 4392310), (4, 2196155), (5, 1756924), (10, 878462), (13, 675740), (20, 439231), (23, 381940), (26, 337870), (46, 190970), (52, 168935), (65, 135148), (92, 95485), (113, 77740), (115, 76388), (130, 67574), (169, 51980), (226, 38870), (230, 38194), (260, 33787), (299, 29380), (338, 25990), (452, 19435), (460, 19097), (565, 15548), (598, 14690), (676, 12995), (845, 10396), (1130, 7774), (1196, 7345), (1469, 5980), (1495, 5876), (1690, 5198), (2260, 3887), (2599, 3380), (2938, 2990)]