2640870

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{9781}}^1$

素因数の和:9797

約数の個数: 32

約数和(自身を含む): 7043040

約数和(自身を除く): 4402170

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 135, 270, 9781, 19562, 29343, 48905, 58686, 88029, 97810, 146715, 176058, 264087, 293430, 440145, 528174, 880290, 1320435, 2640870]

約数ペア:

[(1, 2640870), (2, 1320435), (3, 880290), (5, 528174), (6, 440145), (9, 293430), (10, 264087), (15, 176058), (18, 146715), (27, 97810), (30, 88029), (45, 58686), (54, 48905), (90, 29343), (135, 19562), (270, 9781)]