2979280

素因数分解:

$2^4\times 5^1\times {\mathrm{167}}^1\times {\mathrm{223}}^1$

素因数の和:403

約数の個数: 40

約数和(自身を含む): 6999552

約数和(自身を除く): 4020272

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 167, 223, 334, 446, 668, 835, 892, 1115, 1336, 1670, 1784, 2230, 2672, 3340, 3568, 4460, 6680, 8920, 13360, 17840, 37241, 74482, 148964, 186205, 297928, 372410, 595856, 744820, 1489640, 2979280]

約数ペア:

[(1, 2979280), (2, 1489640), (4, 744820), (5, 595856), (8, 372410), (10, 297928), (16, 186205), (20, 148964), (40, 74482), (80, 37241), (167, 17840), (223, 13360), (334, 8920), (446, 6680), (668, 4460), (835, 3568), (892, 3340), (1115, 2672), (1336, 2230), (1670, 1784)]