243376820

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{296801}}^1$

素因数の和:296851

約数の個数: 24

約数和(自身を含む): 523558728

約数和(自身を除く): 280181908

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 296801, 593602, 1187204, 1484005, 2968010, 5936020, 12168841, 24337682, 48675364, 60844205, 121688410, 243376820]

約数ペア:

[(1, 243376820), (2, 121688410), (4, 60844205), (5, 48675364), (10, 24337682), (20, 12168841), (41, 5936020), (82, 2968010), (164, 1484005), (205, 1187204), (410, 593602), (820, 296801)]