802740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{787}}^1$

素因数の和:816

約数の個数: 48

約数和(自身を含む): 2382912

約数和(自身を除く): 1580172

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 85, 102, 170, 204, 255, 340, 510, 787, 1020, 1574, 2361, 3148, 3935, 4722, 7870, 9444, 11805, 13379, 15740, 23610, 26758, 40137, 47220, 53516, 66895, 80274, 133790, 160548, 200685, 267580, 401370, 802740]

約数ペア:

[(1, 802740), (2, 401370), (3, 267580), (4, 200685), (5, 160548), (6, 133790), (10, 80274), (12, 66895), (15, 53516), (17, 47220), (20, 40137), (30, 26758), (34, 23610), (51, 15740), (60, 13379), (68, 11805), (85, 9444), (102, 7870), (170, 4722), (204, 3935), (255, 3148), (340, 2361), (510, 1574), (787, 1020)]