15779920

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{15173}}^1$

素因数の和:15199

約数の個数: 40

約数和(自身を含む): 39513096

約数和(自身を除く): 23733176

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 15173, 30346, 60692, 75865, 121384, 151730, 197249, 242768, 303460, 394498, 606920, 788996, 986245, 1213840, 1577992, 1972490, 3155984, 3944980, 7889960, 15779920]

約数ペア:

[(1, 15779920), (2, 7889960), (4, 3944980), (5, 3155984), (8, 1972490), (10, 1577992), (13, 1213840), (16, 986245), (20, 788996), (26, 606920), (40, 394498), (52, 303460), (65, 242768), (80, 197249), (104, 151730), (130, 121384), (208, 75865), (260, 60692), (520, 30346), (1040, 15173)]