828476080

素因数分解:

$2^4\times 5^1\times {\mathrm{89}}^1\times {\mathrm{116359}}^1$

素因数の和:116461

約数の個数: 40

約数和(自身を含む): 1947866400

約数和(自身を除く): 1119390320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 89, 178, 356, 445, 712, 890, 1424, 1780, 3560, 7120, 116359, 232718, 465436, 581795, 930872, 1163590, 1861744, 2327180, 4654360, 9308720, 10355951, 20711902, 41423804, 51779755, 82847608, 103559510, 165695216, 207119020, 414238040, 828476080]

約数ペア:

[(1, 828476080), (2, 414238040), (4, 207119020), (5, 165695216), (8, 103559510), (10, 82847608), (16, 51779755), (20, 41423804), (40, 20711902), (80, 10355951), (89, 9308720), (178, 4654360), (356, 2327180), (445, 1861744), (712, 1163590), (890, 930872), (1424, 581795), (1780, 465436), (3560, 232718), (7120, 116359)]