2972620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{1249}}^1$

素因数の和:1282

約数の個数: 48

約数和(自身を含む): 7560000

約数和(自身を除く): 4587380

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, 1190, 1249, 2380, 2498, 4996, 6245, 8743, 12490, 17486, 21233, 24980, 34972, 42466, 43715, 84932, 87430, 106165, 148631, 174860, 212330, 297262, 424660, 594524, 743155, 1486310, 2972620]

約数ペア:

[(1, 2972620), (2, 1486310), (4, 743155), (5, 594524), (7, 424660), (10, 297262), (14, 212330), (17, 174860), (20, 148631), (28, 106165), (34, 87430), (35, 84932), (68, 43715), (70, 42466), (85, 34972), (119, 24980), (140, 21233), (170, 17486), (238, 12490), (340, 8743), (476, 6245), (595, 4996), (1190, 2498), (1249, 2380)]