9018520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{1039}}^1$

素因数の和:1088

約数の個数: 64

約数和(自身を含む): 23961600

約数和(自身を除く): 14943080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 31, 35, 40, 56, 62, 70, 124, 140, 155, 217, 248, 280, 310, 434, 620, 868, 1039, 1085, 1240, 1736, 2078, 2170, 4156, 4340, 5195, 7273, 8312, 8680, 10390, 14546, 20780, 29092, 32209, 36365, 41560, 58184, 64418, 72730, 128836, 145460, 161045, 225463, 257672, 290920, 322090, 450926, 644180, 901852, 1127315, 1288360, 1803704, 2254630, 4509260, 9018520]

約数ペア:

[(1, 9018520), (2, 4509260), (4, 2254630), (5, 1803704), (7, 1288360), (8, 1127315), (10, 901852), (14, 644180), (20, 450926), (28, 322090), (31, 290920), (35, 257672), (40, 225463), (56, 161045), (62, 145460), (70, 128836), (124, 72730), (140, 64418), (155, 58184), (217, 41560), (248, 36365), (280, 32209), (310, 29092), (434, 20780), (620, 14546), (868, 10390), (1039, 8680), (1085, 8312), (1240, 7273), (1736, 5195), (2078, 4340), (2170, 4156)]