2507723740

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{90401}}^1$

素因数の和:90502

約数の個数: 48

約数和(自身を含む): 5619388320

約数和(自身を除く): 3111664580

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 73, 76, 95, 146, 190, 292, 365, 380, 730, 1387, 1460, 2774, 5548, 6935, 13870, 27740, 90401, 180802, 361604, 452005, 904010, 1717619, 1808020, 3435238, 6599273, 6870476, 8588095, 13198546, 17176190, 26397092, 32996365, 34352380, 65992730, 125386187, 131985460, 250772374, 501544748, 626930935, 1253861870, 2507723740]

約数ペア:

[(1, 2507723740), (2, 1253861870), (4, 626930935), (5, 501544748), (10, 250772374), (19, 131985460), (20, 125386187), (38, 65992730), (73, 34352380), (76, 32996365), (95, 26397092), (146, 17176190), (190, 13198546), (292, 8588095), (365, 6870476), (380, 6599273), (730, 3435238), (1387, 1808020), (1460, 1717619), (2774, 904010), (5548, 452005), (6935, 361604), (13870, 180802), (27740, 90401)]