84115280

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{55339}}^1$

素因数の和:55371

約数の個数: 40

約数和(自身を含む): 205864800

約数和(自身を除く): 121749520

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 55339, 110678, 221356, 276695, 442712, 553390, 885424, 1051441, 1106780, 2102882, 2213560, 4205764, 4427120, 5257205, 8411528, 10514410, 16823056, 21028820, 42057640, 84115280]

約数ペア:

[(1, 84115280), (2, 42057640), (4, 21028820), (5, 16823056), (8, 10514410), (10, 8411528), (16, 5257205), (19, 4427120), (20, 4205764), (38, 2213560), (40, 2102882), (76, 1106780), (80, 1051441), (95, 885424), (152, 553390), (190, 442712), (304, 276695), (380, 221356), (760, 110678), (1520, 55339)]