29994020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{214243}}^1$

素因数の和:214259

約数の個数: 24

約数和(自身を含む): 71985984

約数和(自身を除く): 41991964

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 214243, 428486, 856972, 1071215, 1499701, 2142430, 2999402, 4284860, 5998804, 7498505, 14997010, 29994020]

約数ペア:

[(1, 29994020), (2, 14997010), (4, 7498505), (5, 5998804), (7, 4284860), (10, 2999402), (14, 2142430), (20, 1499701), (28, 1071215), (35, 856972), (70, 428486), (140, 214243)]