2019423820

素因数分解:

$2^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{149}}^1\times {\mathrm{9283}}^1$

素因数の和:9514

約数の個数: 48

約数和(自身を含む): 4328200800

約数和(自身を除く): 2308776980

約数列:

[1, 2, 4, 5, 10, 20, 73, 146, 149, 292, 298, 365, 596, 730, 745, 1460, 1490, 2980, 9283, 10877, 18566, 21754, 37132, 43508, 46415, 54385, 92830, 108770, 185660, 217540, 677659, 1355318, 1383167, 2710636, 2766334, 3388295, 5532668, 6776590, 6915835, 13553180, 13831670, 27663340, 100971191, 201942382, 403884764, 504855955, 1009711910, 2019423820]

約数ペア:

[(1, 2019423820), (2, 1009711910), (4, 504855955), (5, 403884764), (10, 201942382), (20, 100971191), (73, 27663340), (146, 13831670), (149, 13553180), (292, 6915835), (298, 6776590), (365, 5532668), (596, 3388295), (730, 2766334), (745, 2710636), (1460, 1383167), (1490, 1355318), (2980, 677659), (9283, 217540), (10877, 185660), (18566, 108770), (21754, 92830), (37132, 54385), (43508, 46415)]