198010960

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{50513}}^1$

素因数の和:50540

約数の個数: 60

約数和(自身を含む): 535549428

約数和(自身を除く): 337538468

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 196, 245, 280, 392, 490, 560, 784, 980, 1960, 3920, 50513, 101026, 202052, 252565, 353591, 404104, 505130, 707182, 808208, 1010260, 1414364, 1767955, 2020520, 2475137, 2828728, 3535910, 4041040, 4950274, 5657456, 7071820, 9900548, 12375685, 14143640, 19801096, 24751370, 28287280, 39602192, 49502740, 99005480, 198010960]

約数ペア:

[(1, 198010960), (2, 99005480), (4, 49502740), (5, 39602192), (7, 28287280), (8, 24751370), (10, 19801096), (14, 14143640), (16, 12375685), (20, 9900548), (28, 7071820), (35, 5657456), (40, 4950274), (49, 4041040), (56, 3535910), (70, 2828728), (80, 2475137), (98, 2020520), (112, 1767955), (140, 1414364), (196, 1010260), (245, 808208), (280, 707182), (392, 505130), (490, 404104), (560, 353591), (784, 252565), (980, 202052), (1960, 101026), (3920, 50513)]