2018040

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{251}}^1$

素因数の和:332

約数の個数: 64

約数和(自身を含む): 6168960

約数和(自身を除く): 4150920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 67, 120, 134, 201, 251, 268, 335, 402, 502, 536, 670, 753, 804, 1004, 1005, 1255, 1340, 1506, 1608, 2008, 2010, 2510, 2680, 3012, 3765, 4020, 5020, 6024, 7530, 8040, 10040, 15060, 16817, 30120, 33634, 50451, 67268, 84085, 100902, 134536, 168170, 201804, 252255, 336340, 403608, 504510, 672680, 1009020, 2018040]

約数ペア:

[(1, 2018040), (2, 1009020), (3, 672680), (4, 504510), (5, 403608), (6, 336340), (8, 252255), (10, 201804), (12, 168170), (15, 134536), (20, 100902), (24, 84085), (30, 67268), (40, 50451), (60, 33634), (67, 30120), (120, 16817), (134, 15060), (201, 10040), (251, 8040), (268, 7530), (335, 6024), (402, 5020), (502, 4020), (536, 3765), (670, 3012), (753, 2680), (804, 2510), (1004, 2010), (1005, 2008), (1255, 1608), (1340, 1506)]