2040975080

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{367}}^1\times {\mathrm{3391}}^1$

素因数の和:3810

約数の個数: 64

約数和(自身を含む): 4718407680

約数和(自身を除く): 2677432600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 367, 410, 734, 820, 1468, 1640, 1835, 2936, 3391, 3670, 6782, 7340, 13564, 14680, 15047, 16955, 27128, 30094, 33910, 60188, 67820, 75235, 120376, 135640, 139031, 150470, 278062, 300940, 556124, 601880, 695155, 1112248, 1244497, 1390310, 2488994, 2780620, 4977988, 5561240, 6222485, 9955976, 12444970, 24889940, 49779880, 51024377, 102048754, 204097508, 255121885, 408195016, 510243770, 1020487540, 2040975080]

約数ペア:

[(1, 2040975080), (2, 1020487540), (4, 510243770), (5, 408195016), (8, 255121885), (10, 204097508), (20, 102048754), (40, 51024377), (41, 49779880), (82, 24889940), (164, 12444970), (205, 9955976), (328, 6222485), (367, 5561240), (410, 4977988), (734, 2780620), (820, 2488994), (1468, 1390310), (1640, 1244497), (1835, 1112248), (2936, 695155), (3391, 601880), (3670, 556124), (6782, 300940), (7340, 278062), (13564, 150470), (14680, 139031), (15047, 135640), (16955, 120376), (27128, 75235), (30094, 67820), (33910, 60188)]