25086440

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{20231}}^1$

素因数の和:20273

約数の個数: 32

約数和(自身を含む): 58268160

約数和(自身を除く): 33181720

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 20231, 40462, 80924, 101155, 161848, 202310, 404620, 627161, 809240, 1254322, 2508644, 3135805, 5017288, 6271610, 12543220, 25086440]

約数ペア:

[(1, 25086440), (2, 12543220), (4, 6271610), (5, 5017288), (8, 3135805), (10, 2508644), (20, 1254322), (31, 809240), (40, 627161), (62, 404620), (124, 202310), (155, 161848), (248, 101155), (310, 80924), (620, 40462), (1240, 20231)]