4712890

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{5179}}^1$

素因数の和:5206

約数の個数: 32

約数和(自身を含む): 10442880

約数和(自身を除く): 5729990

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 130, 182, 455, 910, 5179, 10358, 25895, 36253, 51790, 67327, 72506, 134654, 181265, 336635, 362530, 471289, 673270, 942578, 2356445, 4712890]

約数ペア:

[(1, 4712890), (2, 2356445), (5, 942578), (7, 673270), (10, 471289), (13, 362530), (14, 336635), (26, 181265), (35, 134654), (65, 72506), (70, 67327), (91, 51790), (130, 36253), (182, 25895), (455, 10358), (910, 5179)]