7330040

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1$

素因数の和:200

約数の個数: 64

約数和(自身を含む): 17496000

約数和(自身を除く): 10165960

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 71, 89, 116, 142, 145, 178, 232, 284, 290, 355, 356, 445, 568, 580, 710, 712, 890, 1160, 1420, 1780, 2059, 2581, 2840, 3560, 4118, 5162, 6319, 8236, 10295, 10324, 12638, 12905, 16472, 20590, 20648, 25276, 25810, 31595, 41180, 50552, 51620, 63190, 82360, 103240, 126380, 183251, 252760, 366502, 733004, 916255, 1466008, 1832510, 3665020, 7330040]

約数ペア:

[(1, 7330040), (2, 3665020), (4, 1832510), (5, 1466008), (8, 916255), (10, 733004), (20, 366502), (29, 252760), (40, 183251), (58, 126380), (71, 103240), (89, 82360), (116, 63190), (142, 51620), (145, 50552), (178, 41180), (232, 31595), (284, 25810), (290, 25276), (355, 20648), (356, 20590), (445, 16472), (568, 12905), (580, 12638), (710, 10324), (712, 10295), (890, 8236), (1160, 6319), (1420, 5162), (1780, 4118), (2059, 3560), (2581, 2840)]