4995220

素因数分解:

$2^2\times 5^1\times {\mathrm{379}}^1\times {\mathrm{659}}^1$

素因数の和:1047

約数の個数: 24

約数和(自身を含む): 10533600

約数和(自身を除く): 5538380

約数列:

[1, 2, 4, 5, 10, 20, 379, 659, 758, 1318, 1516, 1895, 2636, 3295, 3790, 6590, 7580, 13180, 249761, 499522, 999044, 1248805, 2497610, 4995220]

約数ペア:

[(1, 4995220), (2, 2497610), (4, 1248805), (5, 999044), (10, 499522), (20, 249761), (379, 13180), (659, 7580), (758, 6590), (1318, 3790), (1516, 3295), (1895, 2636)]