451640140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{3226001}}^1$

素因数の和:3226017

約数の個数: 24

約数和(自身を含む): 1083936672

約数和(自身を除く): 632296532

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 3226001, 6452002, 12904004, 16130005, 22582007, 32260010, 45164014, 64520020, 90328028, 112910035, 225820070, 451640140]

約数ペア:

[(1, 451640140), (2, 225820070), (4, 112910035), (5, 90328028), (7, 64520020), (10, 45164014), (14, 32260010), (20, 22582007), (28, 16130005), (35, 12904004), (70, 6452002), (140, 3226001)]