28430630

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{4079}}^1$

素因数の和:4144

約数の個数: 32

約数和(自身を含む): 55520640

約数和(自身を除く): 27090010

約数列:

[1, 2, 5, 10, 17, 34, 41, 82, 85, 170, 205, 410, 697, 1394, 3485, 4079, 6970, 8158, 20395, 40790, 69343, 138686, 167239, 334478, 346715, 693430, 836195, 1672390, 2843063, 5686126, 14215315, 28430630]

約数ペア:

[(1, 28430630), (2, 14215315), (5, 5686126), (10, 2843063), (17, 1672390), (34, 836195), (41, 693430), (82, 346715), (85, 334478), (170, 167239), (205, 138686), (410, 69343), (697, 40790), (1394, 20395), (3485, 8158), (4079, 6970)]