18841036120

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{353}}^1\times {\mathrm{70229}}^1$

素因数の和:70612

約数の個数: 64

約数和(自身を含む): 44750556000

約数和(自身を除く): 25909519880

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 353, 380, 706, 760, 1412, 1765, 2824, 3530, 6707, 7060, 13414, 14120, 26828, 33535, 53656, 67070, 70229, 134140, 140458, 268280, 280916, 351145, 561832, 702290, 1334351, 1404580, 2668702, 2809160, 5337404, 6671755, 10674808, 13343510, 24790837, 26687020, 49581674, 53374040, 99163348, 123954185, 198326696, 247908370, 471025903, 495816740, 942051806, 991633480, 1884103612, 2355129515, 3768207224, 4710259030, 9420518060, 18841036120]

約数ペア:

[(1, 18841036120), (2, 9420518060), (4, 4710259030), (5, 3768207224), (8, 2355129515), (10, 1884103612), (19, 991633480), (20, 942051806), (38, 495816740), (40, 471025903), (76, 247908370), (95, 198326696), (152, 123954185), (190, 99163348), (353, 53374040), (380, 49581674), (706, 26687020), (760, 24790837), (1412, 13343510), (1765, 10674808), (2824, 6671755), (3530, 5337404), (6707, 2809160), (7060, 2668702), (13414, 1404580), (14120, 1334351), (26828, 702290), (33535, 561832), (53656, 351145), (67070, 280916), (70229, 268280), (134140, 140458)]