7109240

素因数分解:

$2^3\times 5^1\times {\mathrm{223}}^1\times {\mathrm{797}}^1$

素因数の和:1031

約数の個数: 32

約数和(自身を含む): 16087680

約数和(自身を除く): 8978440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 223, 446, 797, 892, 1115, 1594, 1784, 2230, 3188, 3985, 4460, 6376, 7970, 8920, 15940, 31880, 177731, 355462, 710924, 888655, 1421848, 1777310, 3554620, 7109240]

約数ペア:

[(1, 7109240), (2, 3554620), (4, 1777310), (5, 1421848), (8, 888655), (10, 710924), (20, 355462), (40, 177731), (223, 31880), (446, 15940), (797, 8920), (892, 7970), (1115, 6376), (1594, 4460), (1784, 3985), (2230, 3188)]