39988920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{17539}}^1$

素因数の和:17572

約数の個数: 64

約数和(自身を含む): 126288000

約数和(自身を除く): 86299080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 76, 95, 114, 120, 152, 190, 228, 285, 380, 456, 570, 760, 1140, 2280, 17539, 35078, 52617, 70156, 87695, 105234, 140312, 175390, 210468, 263085, 333241, 350780, 420936, 526170, 666482, 701560, 999723, 1052340, 1332964, 1666205, 1999446, 2104680, 2665928, 3332410, 3998892, 4998615, 6664820, 7997784, 9997230, 13329640, 19994460, 39988920]

約数ペア:

[(1, 39988920), (2, 19994460), (3, 13329640), (4, 9997230), (5, 7997784), (6, 6664820), (8, 4998615), (10, 3998892), (12, 3332410), (15, 2665928), (19, 2104680), (20, 1999446), (24, 1666205), (30, 1332964), (38, 1052340), (40, 999723), (57, 701560), (60, 666482), (76, 526170), (95, 420936), (114, 350780), (120, 333241), (152, 263085), (190, 210468), (228, 175390), (285, 140312), (380, 105234), (456, 87695), (570, 70156), (760, 52617), (1140, 35078), (2280, 17539)]