51826740

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{123397}}^1$

素因数の和:123416

約数の個数: 48

約数和(自身を含む): 165846912

約数和(自身を除く): 114020172

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 123397, 246794, 370191, 493588, 616985, 740382, 863779, 1233970, 1480764, 1727558, 1850955, 2467940, 2591337, 3455116, 3701910, 4318895, 5182674, 7403820, 8637790, 10365348, 12956685, 17275580, 25913370, 51826740]

約数ペア:

[(1, 51826740), (2, 25913370), (3, 17275580), (4, 12956685), (5, 10365348), (6, 8637790), (7, 7403820), (10, 5182674), (12, 4318895), (14, 3701910), (15, 3455116), (20, 2591337), (21, 2467940), (28, 1850955), (30, 1727558), (35, 1480764), (42, 1233970), (60, 863779), (70, 740382), (84, 616985), (105, 493588), (140, 370191), (210, 246794), (420, 123397)]