10319920

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{9923}}^1$

素因数の和:9949

約数の個数: 40

約数和(自身を含む): 25842096

約数和(自身を除く): 15522176

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 9923, 19846, 39692, 49615, 79384, 99230, 128999, 158768, 198460, 257998, 396920, 515996, 644995, 793840, 1031992, 1289990, 2063984, 2579980, 5159960, 10319920]

約数ペア:

[(1, 10319920), (2, 5159960), (4, 2579980), (5, 2063984), (8, 1289990), (10, 1031992), (13, 793840), (16, 644995), (20, 515996), (26, 396920), (40, 257998), (52, 198460), (65, 158768), (80, 128999), (104, 99230), (130, 79384), (208, 49615), (260, 39692), (520, 19846), (1040, 9923)]