6459220

素因数分解:

$2^2\times 5^1\times {\mathrm{127}}^1\times {\mathrm{2543}}^1$

素因数の和:2679

約数の個数: 24

約数和(自身を含む): 13676544

約数和(自身を除く): 7217324

約数列:

[1, 2, 4, 5, 10, 20, 127, 254, 508, 635, 1270, 2540, 2543, 5086, 10172, 12715, 25430, 50860, 322961, 645922, 1291844, 1614805, 3229610, 6459220]

約数ペア:

[(1, 6459220), (2, 3229610), (4, 1614805), (5, 1291844), (10, 645922), (20, 322961), (127, 50860), (254, 25430), (508, 12715), (635, 10172), (1270, 5086), (2540, 2543)]