8365520

素因数分解:

$2^4\times 5^1\times {\mathrm{53}}^1\times {\mathrm{1973}}^1$

素因数の和:2039

約数の個数: 40

約数和(自身を含む): 19826856

約数和(自身を除く): 11461336

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 53, 80, 106, 212, 265, 424, 530, 848, 1060, 1973, 2120, 3946, 4240, 7892, 9865, 15784, 19730, 31568, 39460, 78920, 104569, 157840, 209138, 418276, 522845, 836552, 1045690, 1673104, 2091380, 4182760, 8365520]

約数ペア:

[(1, 8365520), (2, 4182760), (4, 2091380), (5, 1673104), (8, 1045690), (10, 836552), (16, 522845), (20, 418276), (40, 209138), (53, 157840), (80, 104569), (106, 78920), (212, 39460), (265, 31568), (424, 19730), (530, 15784), (848, 9865), (1060, 7892), (1973, 4240), (2120, 3946)]