248880860

素因数分解:

$2^2\times 5^1\times {\mathrm{311}}^1\times {\mathrm{40013}}^1$

素因数の和:40333

約数の個数: 24

約数和(自身を含む): 524343456

約数和(自身を除く): 275462596

約数列:

[1, 2, 4, 5, 10, 20, 311, 622, 1244, 1555, 3110, 6220, 40013, 80026, 160052, 200065, 400130, 800260, 12444043, 24888086, 49776172, 62220215, 124440430, 248880860]

約数ペア:

[(1, 248880860), (2, 124440430), (4, 62220215), (5, 49776172), (10, 24888086), (20, 12444043), (311, 800260), (622, 400130), (1244, 200065), (1555, 160052), (3110, 80026), (6220, 40013)]