42518420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{303703}}^1$

素因数の和:303719

約数の個数: 24

約数和(自身を含む): 102044544

約数和(自身を除く): 59526124

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 303703, 607406, 1214812, 1518515, 2125921, 3037030, 4251842, 6074060, 8503684, 10629605, 21259210, 42518420]

約数ペア:

[(1, 42518420), (2, 21259210), (4, 10629605), (5, 8503684), (7, 6074060), (10, 4251842), (14, 3037030), (20, 2125921), (28, 1518515), (35, 1214812), (70, 607406), (140, 303703)]