1525580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{641}}^1$

素因数の和:674

約数の個数: 48

約数和(自身を含む): 3882816

約数和(自身を除く): 2357236

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 68, 70, 85, 119, 140, 170, 238, 340, 476, 595, 641, 1190, 1282, 2380, 2564, 3205, 4487, 6410, 8974, 10897, 12820, 17948, 21794, 22435, 43588, 44870, 54485, 76279, 89740, 108970, 152558, 217940, 305116, 381395, 762790, 1525580]

約数ペア:

[(1, 1525580), (2, 762790), (4, 381395), (5, 305116), (7, 217940), (10, 152558), (14, 108970), (17, 89740), (20, 76279), (28, 54485), (34, 44870), (35, 43588), (68, 22435), (70, 21794), (85, 17948), (119, 12820), (140, 10897), (170, 8974), (238, 6410), (340, 4487), (476, 3205), (595, 2564), (641, 2380), (1190, 1282)]