22015370

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{199}}^1$

素因数の和:279

約数の個数: 64

約数和(自身を含む): 45964800

約数和(自身を除く): 23949430

約数列:

[1, 2, 5, 10, 13, 23, 26, 37, 46, 65, 74, 115, 130, 185, 199, 230, 299, 370, 398, 481, 598, 851, 962, 995, 1495, 1702, 1990, 2405, 2587, 2990, 4255, 4577, 4810, 5174, 7363, 8510, 9154, 11063, 12935, 14726, 22126, 22885, 25870, 36815, 45770, 55315, 59501, 73630, 95719, 110630, 119002, 169349, 191438, 297505, 338698, 478595, 595010, 846745, 957190, 1693490, 2201537, 4403074, 11007685, 22015370]

約数ペア:

[(1, 22015370), (2, 11007685), (5, 4403074), (10, 2201537), (13, 1693490), (23, 957190), (26, 846745), (37, 595010), (46, 478595), (65, 338698), (74, 297505), (115, 191438), (130, 169349), (185, 119002), (199, 110630), (230, 95719), (299, 73630), (370, 59501), (398, 55315), (481, 45770), (598, 36815), (851, 25870), (962, 22885), (995, 22126), (1495, 14726), (1702, 12935), (1990, 11063), (2405, 9154), (2587, 8510), (2990, 7363), (4255, 5174), (4577, 4810)]