20441760

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{1151}}^1$

素因数の和:1206

約数の個数: 96

約数和(自身を含む): 66189312

約数和(自身を除く): 45747552

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 37, 40, 48, 60, 74, 80, 96, 111, 120, 148, 160, 185, 222, 240, 296, 370, 444, 480, 555, 592, 740, 888, 1110, 1151, 1184, 1480, 1776, 2220, 2302, 2960, 3453, 3552, 4440, 4604, 5755, 5920, 6906, 8880, 9208, 11510, 13812, 17265, 17760, 18416, 23020, 27624, 34530, 36832, 42587, 46040, 55248, 69060, 85174, 92080, 110496, 127761, 138120, 170348, 184160, 212935, 255522, 276240, 340696, 425870, 511044, 552480, 638805, 681392, 851740, 1022088, 1277610, 1362784, 1703480, 2044176, 2555220, 3406960, 4088352, 5110440, 6813920, 10220880, 20441760]

約数ペア:

[(1, 20441760), (2, 10220880), (3, 6813920), (4, 5110440), (5, 4088352), (6, 3406960), (8, 2555220), (10, 2044176), (12, 1703480), (15, 1362784), (16, 1277610), (20, 1022088), (24, 851740), (30, 681392), (32, 638805), (37, 552480), (40, 511044), (48, 425870), (60, 340696), (74, 276240), (80, 255522), (96, 212935), (111, 184160), (120, 170348), (148, 138120), (160, 127761), (185, 110496), (222, 92080), (240, 85174), (296, 69060), (370, 55248), (444, 46040), (480, 42587), (555, 36832), (592, 34530), (740, 27624), (888, 23020), (1110, 18416), (1151, 17760), (1184, 17265), (1480, 13812), (1776, 11510), (2220, 9208), (2302, 8880), (2960, 6906), (3453, 5920), (3552, 5755), (4440, 4604)]