20496390

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{40189}}^1$

素因数の和:40216

約数の個数: 32

約数和(自身を含む): 52086240

約数和(自身を除く): 31589850

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 30, 34, 51, 85, 102, 170, 255, 510, 40189, 80378, 120567, 200945, 241134, 401890, 602835, 683213, 1205670, 1366426, 2049639, 3416065, 4099278, 6832130, 10248195, 20496390]

約数ペア:

[(1, 20496390), (2, 10248195), (3, 6832130), (5, 4099278), (6, 3416065), (10, 2049639), (15, 1366426), (17, 1205670), (30, 683213), (34, 602835), (51, 401890), (85, 241134), (102, 200945), (170, 120567), (255, 80378), (510, 40189)]