1282673820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{577781}}^1$

素因数の和:577830

約数の個数: 48

約数和(自身を含む): 3688560288

約数和(自身を除く): 2405886468

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 37, 60, 74, 111, 148, 185, 222, 370, 444, 555, 740, 1110, 2220, 577781, 1155562, 1733343, 2311124, 2888905, 3466686, 5777810, 6933372, 8666715, 11555620, 17333430, 21377897, 34666860, 42755794, 64133691, 85511588, 106889485, 128267382, 213778970, 256534764, 320668455, 427557940, 641336910, 1282673820]

約数ペア:

[(1, 1282673820), (2, 641336910), (3, 427557940), (4, 320668455), (5, 256534764), (6, 213778970), (10, 128267382), (12, 106889485), (15, 85511588), (20, 64133691), (30, 42755794), (37, 34666860), (60, 21377897), (74, 17333430), (111, 11555620), (148, 8666715), (185, 6933372), (222, 5777810), (370, 3466686), (444, 2888905), (555, 2311124), (740, 1733343), (1110, 1155562), (2220, 577781)]