19994460

素因数分解:

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

素因数の和:17570

約数の個数: 48

約数和(自身を含む): 58934400

約数和(自身を除く): 38939940

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 38, 57, 60, 76, 95, 114, 190, 228, 285, 380, 570, 1140, 17539, 35078, 52617, 70156, 87695, 105234, 175390, 210468, 263085, 333241, 350780, 526170, 666482, 999723, 1052340, 1332964, 1666205, 1999446, 3332410, 3998892, 4998615, 6664820, 9997230, 19994460]

約数ペア:

[(1, 19994460), (2, 9997230), (3, 6664820), (4, 4998615), (5, 3998892), (6, 3332410), (10, 1999446), (12, 1666205), (15, 1332964), (19, 1052340), (20, 999723), (30, 666482), (38, 526170), (57, 350780), (60, 333241), (76, 263085), (95, 210468), (114, 175390), (190, 105234), (228, 87695), (285, 70156), (380, 52617), (570, 35078), (1140, 17539)]