1407409340

素因数分解:

$2^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{963979}}^1$

素因数の和:964061

約数の個数: 24

約数和(自身を含む): 2996049840

約数和(自身を除く): 1588640500

約数列:

[1, 2, 4, 5, 10, 20, 73, 146, 292, 365, 730, 1460, 963979, 1927958, 3855916, 4819895, 9639790, 19279580, 70370467, 140740934, 281481868, 351852335, 703704670, 1407409340]

約数ペア:

[(1, 1407409340), (2, 703704670), (4, 351852335), (5, 281481868), (10, 140740934), (20, 70370467), (73, 19279580), (146, 9639790), (292, 4819895), (365, 3855916), (730, 1927958), (1460, 963979)]