39478740

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{93997}}^1$

素因数の和:94016

約数の個数: 48

約数和(自身を含む): 126333312

約数和(自身を除く): 86854572

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, 93997, 187994, 281991, 375988, 469985, 563982, 657979, 939970, 1127964, 1315958, 1409955, 1879940, 1973937, 2631916, 2819910, 3289895, 3947874, 5639820, 6579790, 7895748, 9869685, 13159580, 19739370, 39478740]

約数ペア:

[(1, 39478740), (2, 19739370), (3, 13159580), (4, 9869685), (5, 7895748), (6, 6579790), (7, 5639820), (10, 3947874), (12, 3289895), (14, 2819910), (15, 2631916), (20, 1973937), (21, 1879940), (28, 1409955), (30, 1315958), (35, 1127964), (42, 939970), (60, 657979), (70, 563982), (84, 469985), (105, 375988), (140, 281991), (210, 187994), (420, 93997)]