10254140

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{39439}}^1$

素因数の和:39461

約数の個数: 24

約数和(自身を含む): 23190720

約数和(自身を除く): 12936580

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 39439, 78878, 157756, 197195, 394390, 512707, 788780, 1025414, 2050828, 2563535, 5127070, 10254140]

約数ペア:

[(1, 10254140), (2, 5127070), (4, 2563535), (5, 2050828), (10, 1025414), (13, 788780), (20, 512707), (26, 394390), (52, 197195), (65, 157756), (130, 78878), (260, 39439)]