201024580

素因数分解:

$2^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{167}}^1\times {\mathrm{433}}^1$

素因数の和:748

約数の個数: 48

約数和(自身を含む): 428722560

約数和(自身を除く): 227697980

約数列:

[1, 2, 4, 5, 10, 20, 139, 167, 278, 334, 433, 556, 668, 695, 835, 866, 1390, 1670, 1732, 2165, 2780, 3340, 4330, 8660, 23213, 46426, 60187, 72311, 92852, 116065, 120374, 144622, 232130, 240748, 289244, 300935, 361555, 464260, 601870, 723110, 1203740, 1446220, 10051229, 20102458, 40204916, 50256145, 100512290, 201024580]

約数ペア:

[(1, 201024580), (2, 100512290), (4, 50256145), (5, 40204916), (10, 20102458), (20, 10051229), (139, 1446220), (167, 1203740), (278, 723110), (334, 601870), (433, 464260), (556, 361555), (668, 300935), (695, 289244), (835, 240748), (866, 232130), (1390, 144622), (1670, 120374), (1732, 116065), (2165, 92852), (2780, 72311), (3340, 60187), (4330, 46426), (8660, 23213)]