84905480

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{11351}}^1$

素因数の和:11390

約数の個数: 64

約数和(自身を含む): 220682880

約数和(自身を除く): 135777400

約数列:

[1, 2, 4, 5, 8, 10, 11, 17, 20, 22, 34, 40, 44, 55, 68, 85, 88, 110, 136, 170, 187, 220, 340, 374, 440, 680, 748, 935, 1496, 1870, 3740, 7480, 11351, 22702, 45404, 56755, 90808, 113510, 124861, 192967, 227020, 249722, 385934, 454040, 499444, 624305, 771868, 964835, 998888, 1248610, 1543736, 1929670, 2122637, 2497220, 3859340, 4245274, 4994440, 7718680, 8490548, 10613185, 16981096, 21226370, 42452740, 84905480]

約数ペア:

[(1, 84905480), (2, 42452740), (4, 21226370), (5, 16981096), (8, 10613185), (10, 8490548), (11, 7718680), (17, 4994440), (20, 4245274), (22, 3859340), (34, 2497220), (40, 2122637), (44, 1929670), (55, 1543736), (68, 1248610), (85, 998888), (88, 964835), (110, 771868), (136, 624305), (170, 499444), (187, 454040), (220, 385934), (340, 249722), (374, 227020), (440, 192967), (680, 124861), (748, 113510), (935, 90808), (1496, 56755), (1870, 45404), (3740, 22702), (7480, 11351)]