489128420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{130783}}^1$

素因数の和:130820

約数の個数: 48

約数和(自身を含む): 1186472448

約数和(自身を除く): 697344028

約数列:

[1, 2, 4, 5, 10, 11, 17, 20, 22, 34, 44, 55, 68, 85, 110, 170, 187, 220, 340, 374, 748, 935, 1870, 3740, 130783, 261566, 523132, 653915, 1307830, 1438613, 2223311, 2615660, 2877226, 4446622, 5754452, 7193065, 8893244, 11116555, 14386130, 22233110, 24456421, 28772260, 44466220, 48912842, 97825684, 122282105, 244564210, 489128420]

約数ペア:

[(1, 489128420), (2, 244564210), (4, 122282105), (5, 97825684), (10, 48912842), (11, 44466220), (17, 28772260), (20, 24456421), (22, 22233110), (34, 14386130), (44, 11116555), (55, 8893244), (68, 7193065), (85, 5754452), (110, 4446622), (170, 2877226), (187, 2615660), (220, 2223311), (340, 1438613), (374, 1307830), (748, 653915), (935, 523132), (1870, 261566), (3740, 130783)]