2100031450

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{123169}}^1$

素因数の和:123223

約数の個数: 48

約数和(自身を含む): 4398647040

約数和(自身を除く): 2298615590

約数列:

[1, 2, 5, 10, 11, 22, 25, 31, 50, 55, 62, 110, 155, 275, 310, 341, 550, 682, 775, 1550, 1705, 3410, 8525, 17050, 123169, 246338, 615845, 1231690, 1354859, 2709718, 3079225, 3818239, 6158450, 6774295, 7636478, 13548590, 19091195, 33871475, 38182390, 42000629, 67742950, 84001258, 95455975, 190911950, 210003145, 420006290, 1050015725, 2100031450]

約数ペア:

[(1, 2100031450), (2, 1050015725), (5, 420006290), (10, 210003145), (11, 190911950), (22, 95455975), (25, 84001258), (31, 67742950), (50, 42000629), (55, 38182390), (62, 33871475), (110, 19091195), (155, 13548590), (275, 7636478), (310, 6774295), (341, 6158450), (550, 3818239), (682, 3079225), (775, 2709718), (1550, 1354859), (1705, 1231690), (3410, 615845), (8525, 246338), (17050, 123169)]