4421480

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{15791}}^1$

素因数の和:15809

約数の個数: 32

約数和(自身を含む): 11370240

約数和(自身を除く): 6948760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 15791, 31582, 63164, 78955, 110537, 126328, 157910, 221074, 315820, 442148, 552685, 631640, 884296, 1105370, 2210740, 4421480]

約数ペア:

[(1, 4421480), (2, 2210740), (4, 1105370), (5, 884296), (7, 631640), (8, 552685), (10, 442148), (14, 315820), (20, 221074), (28, 157910), (35, 126328), (40, 110537), (56, 78955), (70, 63164), (140, 31582), (280, 15791)]