47906920

素因数分解:

$2^3\times 5^1\times {\mathrm{89}}^1\times {\mathrm{13457}}^1$

素因数の和:13557

約数の個数: 32

約数和(自身を含む): 109009800

約数和(自身を除く): 61102880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 89, 178, 356, 445, 712, 890, 1780, 3560, 13457, 26914, 53828, 67285, 107656, 134570, 269140, 538280, 1197673, 2395346, 4790692, 5988365, 9581384, 11976730, 23953460, 47906920]

約数ペア:

[(1, 47906920), (2, 23953460), (4, 11976730), (5, 9581384), (8, 5988365), (10, 4790692), (20, 2395346), (40, 1197673), (89, 538280), (178, 269140), (356, 134570), (445, 107656), (712, 67285), (890, 53828), (1780, 26914), (3560, 13457)]