22500440

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{661}}^1$

素因数の和:732

約数の個数: 64

約数和(自身を含む): 54336960

約数和(自身を除く): 31836520

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 37, 40, 46, 74, 92, 115, 148, 184, 185, 230, 296, 370, 460, 661, 740, 851, 920, 1322, 1480, 1702, 2644, 3305, 3404, 4255, 5288, 6610, 6808, 8510, 13220, 15203, 17020, 24457, 26440, 30406, 34040, 48914, 60812, 76015, 97828, 121624, 122285, 152030, 195656, 244570, 304060, 489140, 562511, 608120, 978280, 1125022, 2250044, 2812555, 4500088, 5625110, 11250220, 22500440]

約数ペア:

[(1, 22500440), (2, 11250220), (4, 5625110), (5, 4500088), (8, 2812555), (10, 2250044), (20, 1125022), (23, 978280), (37, 608120), (40, 562511), (46, 489140), (74, 304060), (92, 244570), (115, 195656), (148, 152030), (184, 122285), (185, 121624), (230, 97828), (296, 76015), (370, 60812), (460, 48914), (661, 34040), (740, 30406), (851, 26440), (920, 24457), (1322, 17020), (1480, 15203), (1702, 13220), (2644, 8510), (3305, 6808), (3404, 6610), (4255, 5288)]