1565200420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{272683}}^1$

素因数の和:272740

約数の個数: 48

約数和(自身を含む): 3848116608

約数和(自身を除く): 2282916188

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 41, 70, 82, 140, 164, 205, 287, 410, 574, 820, 1148, 1435, 2870, 5740, 272683, 545366, 1090732, 1363415, 1908781, 2726830, 3817562, 5453660, 7635124, 9543905, 11180003, 19087810, 22360006, 38175620, 44720012, 55900015, 78260021, 111800030, 156520042, 223600060, 313040084, 391300105, 782600210, 1565200420]

約数ペア:

[(1, 1565200420), (2, 782600210), (4, 391300105), (5, 313040084), (7, 223600060), (10, 156520042), (14, 111800030), (20, 78260021), (28, 55900015), (35, 44720012), (41, 38175620), (70, 22360006), (82, 19087810), (140, 11180003), (164, 9543905), (205, 7635124), (287, 5453660), (410, 3817562), (574, 2726830), (820, 1908781), (1148, 1363415), (1435, 1090732), (2870, 545366), (5740, 272683)]