3915690520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13984609}}^1$

素因数の和:13984627

約数の個数: 32

約数和(自身を含む): 10068919200

約数和(自身を除く): 6153228680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 13984609, 27969218, 55938436, 69923045, 97892263, 111876872, 139846090, 195784526, 279692180, 391569052, 489461315, 559384360, 783138104, 978922630, 1957845260, 3915690520]

約数ペア:

[(1, 3915690520), (2, 1957845260), (4, 978922630), (5, 783138104), (7, 559384360), (8, 489461315), (10, 391569052), (14, 279692180), (20, 195784526), (28, 139846090), (35, 111876872), (40, 97892263), (56, 69923045), (70, 55938436), (140, 27969218), (280, 13984609)]