73968020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{31079}}^1$

素因数の和:31112

約数の個数: 48

約数和(自身を含む): 187971840

約数和(自身を除く): 114003820

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 68, 70, 85, 119, 140, 170, 238, 340, 476, 595, 1190, 2380, 31079, 62158, 124316, 155395, 217553, 310790, 435106, 528343, 621580, 870212, 1056686, 1087765, 2113372, 2175530, 2641715, 3698401, 4351060, 5283430, 7396802, 10566860, 14793604, 18492005, 36984010, 73968020]

約数ペア:

[(1, 73968020), (2, 36984010), (4, 18492005), (5, 14793604), (7, 10566860), (10, 7396802), (14, 5283430), (17, 4351060), (20, 3698401), (28, 2641715), (34, 2175530), (35, 2113372), (68, 1087765), (70, 1056686), (85, 870212), (119, 621580), (140, 528343), (170, 435106), (238, 310790), (340, 217553), (476, 155395), (595, 124316), (1190, 62158), (2380, 31079)]