23143640

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{44507}}^1$

素因数の和:44531

約数の個数: 32

約数和(自身を含む): 56080080

約数和(自身を除く): 32936440

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 44507, 89014, 178028, 222535, 356056, 445070, 578591, 890140, 1157182, 1780280, 2314364, 2892955, 4628728, 5785910, 11571820, 23143640]

約数ペア:

[(1, 23143640), (2, 11571820), (4, 5785910), (5, 4628728), (8, 2892955), (10, 2314364), (13, 1780280), (20, 1157182), (26, 890140), (40, 578591), (52, 445070), (65, 356056), (104, 222535), (130, 178028), (260, 89014), (520, 44507)]