803500020

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{1487963}}^1$

素因数の和:1487981

約数の個数: 48

約数和(自身を含む): 2499779520

約数和(自身を除く): 1696279500

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 1487963, 2975926, 4463889, 5951852, 7439815, 8927778, 13391667, 14879630, 17855556, 22319445, 26783334, 29759260, 40175001, 44638890, 53566668, 66958335, 80350002, 89277780, 133916670, 160700004, 200875005, 267833340, 401750010, 803500020]

約数ペア:

[(1, 803500020), (2, 401750010), (3, 267833340), (4, 200875005), (5, 160700004), (6, 133916670), (9, 89277780), (10, 80350002), (12, 66958335), (15, 53566668), (18, 44638890), (20, 40175001), (27, 29759260), (30, 26783334), (36, 22319445), (45, 17855556), (54, 14879630), (60, 13391667), (90, 8927778), (108, 7439815), (135, 5951852), (180, 4463889), (270, 2975926), (540, 1487963)]