26737180

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{991}}^1$

素因数の和:1090

約数の個数: 48

約数和(自身を含む): 59996160

約数和(自身を除く): 33258980

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 71, 76, 95, 142, 190, 284, 355, 380, 710, 991, 1349, 1420, 1982, 2698, 3964, 4955, 5396, 6745, 9910, 13490, 18829, 19820, 26980, 37658, 70361, 75316, 94145, 140722, 188290, 281444, 351805, 376580, 703610, 1336859, 1407220, 2673718, 5347436, 6684295, 13368590, 26737180]

約数ペア:

[(1, 26737180), (2, 13368590), (4, 6684295), (5, 5347436), (10, 2673718), (19, 1407220), (20, 1336859), (38, 703610), (71, 376580), (76, 351805), (95, 281444), (142, 188290), (190, 140722), (284, 94145), (355, 75316), (380, 70361), (710, 37658), (991, 26980), (1349, 19820), (1420, 18829), (1982, 13490), (2698, 9910), (3964, 6745), (4955, 5396)]