28979220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{28411}}^1$

素因数の和:28440

約数の個数: 48

約数和(自身を含む): 85917888

約数和(自身を除く): 56938668

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, 1020, 28411, 56822, 85233, 113644, 142055, 170466, 284110, 340932, 426165, 482987, 568220, 852330, 965974, 1448961, 1704660, 1931948, 2414935, 2897922, 4829870, 5795844, 7244805, 9659740, 14489610, 28979220]

約数ペア:

[(1, 28979220), (2, 14489610), (3, 9659740), (4, 7244805), (5, 5795844), (6, 4829870), (10, 2897922), (12, 2414935), (15, 1931948), (17, 1704660), (20, 1448961), (30, 965974), (34, 852330), (51, 568220), (60, 482987), (68, 426165), (85, 340932), (102, 284110), (170, 170466), (204, 142055), (255, 113644), (340, 85233), (510, 56822), (1020, 28411)]