20492351640

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{56923199}}^1$

素因数の和:56923216

約数の個数: 48

約数和(自身を含む): 66600144000

約数和(自身を除く): 46107792360

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 56923199, 113846398, 170769597, 227692796, 284615995, 341539194, 455385592, 512308791, 569231990, 683078388, 853847985, 1024617582, 1138463980, 1366156776, 1707695970, 2049235164, 2276927960, 2561543955, 3415391940, 4098470328, 5123087910, 6830783880, 10246175820, 20492351640]

約数ペア:

[(1, 20492351640), (2, 10246175820), (3, 6830783880), (4, 5123087910), (5, 4098470328), (6, 3415391940), (8, 2561543955), (9, 2276927960), (10, 2049235164), (12, 1707695970), (15, 1366156776), (18, 1138463980), (20, 1024617582), (24, 853847985), (30, 683078388), (36, 569231990), (40, 512308791), (45, 455385592), (60, 341539194), (72, 284615995), (90, 227692796), (120, 170769597), (180, 113846398), (360, 56923199)]