390012610

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{130439}}^1$

素因数の和:130482

約数の個数: 32

約数和(自身を含む): 788901120

約数和(自身を除く): 398888510

約数列:

[1, 2, 5, 10, 13, 23, 26, 46, 65, 115, 130, 230, 299, 598, 1495, 2990, 130439, 260878, 652195, 1304390, 1695707, 3000097, 3391414, 6000194, 8478535, 15000485, 16957070, 30000970, 39001261, 78002522, 195006305, 390012610]

約数ペア:

[(1, 390012610), (2, 195006305), (5, 78002522), (10, 39001261), (13, 30000970), (23, 16957070), (26, 15000485), (46, 8478535), (65, 6000194), (115, 3391414), (130, 3000097), (230, 1695707), (299, 1304390), (598, 652195), (1495, 260878), (2990, 130439)]