3380620

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{163}}^1$

素因数の和:250

約数の個数: 48

約数和(自身を含む): 7687008

約数和(自身を除く): 4306388

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 61, 68, 85, 122, 163, 170, 244, 305, 326, 340, 610, 652, 815, 1037, 1220, 1630, 2074, 2771, 3260, 4148, 5185, 5542, 9943, 10370, 11084, 13855, 19886, 20740, 27710, 39772, 49715, 55420, 99430, 169031, 198860, 338062, 676124, 845155, 1690310, 3380620]

約数ペア:

[(1, 3380620), (2, 1690310), (4, 845155), (5, 676124), (10, 338062), (17, 198860), (20, 169031), (34, 99430), (61, 55420), (68, 49715), (85, 39772), (122, 27710), (163, 20740), (170, 19886), (244, 13855), (305, 11084), (326, 10370), (340, 9943), (610, 5542), (652, 5185), (815, 4148), (1037, 3260), (1220, 2771), (1630, 2074)]