6450440

素因数分解:

$2^3\times 5^1\times {\mathrm{131}}^1\times {\mathrm{1231}}^1$

素因数の和:1373

約数の個数: 32

約数和(自身を含む): 14636160

約数和(自身を除く): 8185720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 131, 262, 524, 655, 1048, 1231, 1310, 2462, 2620, 4924, 5240, 6155, 9848, 12310, 24620, 49240, 161261, 322522, 645044, 806305, 1290088, 1612610, 3225220, 6450440]

約数ペア:

[(1, 6450440), (2, 3225220), (4, 1612610), (5, 1290088), (8, 806305), (10, 645044), (20, 322522), (40, 161261), (131, 49240), (262, 24620), (524, 12310), (655, 9848), (1048, 6155), (1231, 5240), (1310, 4924), (2462, 2620)]