2004681780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{251}}^1\times {\mathrm{44371}}^1$

素因数の和:44637

約数の個数: 72

約数和(自身を含む): 6105232224

約数和(自身を除く): 4100550444

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 251, 502, 753, 1004, 1255, 1506, 2259, 2510, 3012, 3765, 4518, 5020, 7530, 9036, 11295, 15060, 22590, 44371, 45180, 88742, 133113, 177484, 221855, 266226, 399339, 443710, 532452, 665565, 798678, 887420, 1331130, 1597356, 1996695, 2662260, 3993390, 7986780, 11137121, 22274242, 33411363, 44548484, 55685605, 66822726, 100234089, 111371210, 133645452, 167056815, 200468178, 222742420, 334113630, 400936356, 501170445, 668227260, 1002340890, 2004681780]

約数ペア:

[(1, 2004681780), (2, 1002340890), (3, 668227260), (4, 501170445), (5, 400936356), (6, 334113630), (9, 222742420), (10, 200468178), (12, 167056815), (15, 133645452), (18, 111371210), (20, 100234089), (30, 66822726), (36, 55685605), (45, 44548484), (60, 33411363), (90, 22274242), (180, 11137121), (251, 7986780), (502, 3993390), (753, 2662260), (1004, 1996695), (1255, 1597356), (1506, 1331130), (2259, 887420), (2510, 798678), (3012, 665565), (3765, 532452), (4518, 443710), (5020, 399339), (7530, 266226), (9036, 221855), (11295, 177484), (15060, 133113), (22590, 88742), (44371, 45180)]