489886240

素因数分解:

$2^5\times 5^1\times {\mathrm{569}}^1\times {\mathrm{5381}}^1$

素因数の和:5965

約数の個数: 48

約数和(自身を含む): 1159605720

約数和(自身を除く): 669719480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 569, 1138, 2276, 2845, 4552, 5381, 5690, 9104, 10762, 11380, 18208, 21524, 22760, 26905, 43048, 45520, 53810, 86096, 91040, 107620, 172192, 215240, 430480, 860960, 3061789, 6123578, 12247156, 15308945, 24494312, 30617890, 48988624, 61235780, 97977248, 122471560, 244943120, 489886240]

約数ペア:

[(1, 489886240), (2, 244943120), (4, 122471560), (5, 97977248), (8, 61235780), (10, 48988624), (16, 30617890), (20, 24494312), (32, 15308945), (40, 12247156), (80, 6123578), (160, 3061789), (569, 860960), (1138, 430480), (2276, 215240), (2845, 172192), (4552, 107620), (5381, 91040), (5690, 86096), (9104, 53810), (10762, 45520), (11380, 43048), (18208, 26905), (21524, 22760)]