4571140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{317}}^1$

素因数の和:436

約数の個数: 48

約数和(自身を含む): 11112192

約数和(自身を除く): 6541052

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 103, 140, 206, 317, 412, 515, 634, 721, 1030, 1268, 1442, 1585, 2060, 2219, 2884, 3170, 3605, 4438, 6340, 7210, 8876, 11095, 14420, 22190, 32651, 44380, 65302, 130604, 163255, 228557, 326510, 457114, 653020, 914228, 1142785, 2285570, 4571140]

約数ペア:

[(1, 4571140), (2, 2285570), (4, 1142785), (5, 914228), (7, 653020), (10, 457114), (14, 326510), (20, 228557), (28, 163255), (35, 130604), (70, 65302), (103, 44380), (140, 32651), (206, 22190), (317, 14420), (412, 11095), (515, 8876), (634, 7210), (721, 6340), (1030, 4438), (1268, 3605), (1442, 3170), (1585, 2884), (2060, 2219)]