2119220

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{271}}^1$

素因数の和:320

約数の個数: 48

約数和(自身を含む): 4935168

約数和(自身を除く): 2815948

約数列:

[1, 2, 4, 5, 10, 17, 20, 23, 34, 46, 68, 85, 92, 115, 170, 230, 271, 340, 391, 460, 542, 782, 1084, 1355, 1564, 1955, 2710, 3910, 4607, 5420, 6233, 7820, 9214, 12466, 18428, 23035, 24932, 31165, 46070, 62330, 92140, 105961, 124660, 211922, 423844, 529805, 1059610, 2119220]

約数ペア:

[(1, 2119220), (2, 1059610), (4, 529805), (5, 423844), (10, 211922), (17, 124660), (20, 105961), (23, 92140), (34, 62330), (46, 46070), (68, 31165), (85, 24932), (92, 23035), (115, 18428), (170, 12466), (230, 9214), (271, 7820), (340, 6233), (391, 5420), (460, 4607), (542, 3910), (782, 2710), (1084, 1955), (1355, 1564)]