7903420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{56453}}^1$

素因数の和:56469

約数の個数: 24

約数和(自身を含む): 18968544

約数和(自身を除く): 11065124

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 56453, 112906, 225812, 282265, 395171, 564530, 790342, 1129060, 1580684, 1975855, 3951710, 7903420]

約数ペア:

[(1, 7903420), (2, 3951710), (4, 1975855), (5, 1580684), (7, 1129060), (10, 790342), (14, 564530), (20, 395171), (28, 282265), (35, 225812), (70, 112906), (140, 56453)]