30495220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{217823}}^1$

素因数の和:217839

約数の個数: 24

約数和(自身を含む): 73188864

約数和(自身を除く): 42693644

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 217823, 435646, 871292, 1089115, 1524761, 2178230, 3049522, 4356460, 6099044, 7623805, 15247610, 30495220]

約数ペア:

[(1, 30495220), (2, 15247610), (4, 7623805), (5, 6099044), (7, 4356460), (10, 3049522), (14, 2178230), (20, 1524761), (28, 1089115), (35, 871292), (70, 435646), (140, 217823)]