2018873750

素因数分解:

$2^1\times 5^4\times {\mathrm{131}}^1\times {\mathrm{12329}}^1$

素因数の和:12482

約数の個数: 40

約数和(自身を含む): 3813373080

約数和(自身を除く): 1794499330

約数列:

[1, 2, 5, 10, 25, 50, 125, 131, 250, 262, 625, 655, 1250, 1310, 3275, 6550, 12329, 16375, 24658, 32750, 61645, 81875, 123290, 163750, 308225, 616450, 1541125, 1615099, 3082250, 3230198, 7705625, 8075495, 15411250, 16150990, 40377475, 80754950, 201887375, 403774750, 1009436875, 2018873750]

約数ペア:

[(1, 2018873750), (2, 1009436875), (5, 403774750), (10, 201887375), (25, 80754950), (50, 40377475), (125, 16150990), (131, 15411250), (250, 8075495), (262, 7705625), (625, 3230198), (655, 3082250), (1250, 1615099), (1310, 1541125), (3275, 616450), (6550, 308225), (12329, 163750), (16375, 123290), (24658, 81875), (32750, 61645)]