23654320

素因数分解:

$2^4\times 5^1\times {\mathrm{457}}^1\times {\mathrm{647}}^1$

素因数の和:1117

約数の個数: 40

約数和(自身を含む): 55201824

約数和(自身を除く): 31547504

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 457, 647, 914, 1294, 1828, 2285, 2588, 3235, 3656, 4570, 5176, 6470, 7312, 9140, 10352, 12940, 18280, 25880, 36560, 51760, 295679, 591358, 1182716, 1478395, 2365432, 2956790, 4730864, 5913580, 11827160, 23654320]

約数ペア:

[(1, 23654320), (2, 11827160), (4, 5913580), (5, 4730864), (8, 2956790), (10, 2365432), (16, 1478395), (20, 1182716), (40, 591358), (80, 295679), (457, 51760), (647, 36560), (914, 25880), (1294, 18280), (1828, 12940), (2285, 10352), (2588, 9140), (3235, 7312), (3656, 6470), (4570, 5176)]