204851240

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{12583}}^1$

素因数の和:12642

約数の個数: 64

約数和(自身を含む): 516447360

約数和(自身を除く): 311596120

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 37, 40, 44, 55, 74, 88, 110, 148, 185, 220, 296, 370, 407, 440, 740, 814, 1480, 1628, 2035, 3256, 4070, 8140, 12583, 16280, 25166, 50332, 62915, 100664, 125830, 138413, 251660, 276826, 465571, 503320, 553652, 692065, 931142, 1107304, 1384130, 1862284, 2327855, 2768260, 3724568, 4655710, 5121281, 5536520, 9311420, 10242562, 18622840, 20485124, 25606405, 40970248, 51212810, 102425620, 204851240]

約数ペア:

[(1, 204851240), (2, 102425620), (4, 51212810), (5, 40970248), (8, 25606405), (10, 20485124), (11, 18622840), (20, 10242562), (22, 9311420), (37, 5536520), (40, 5121281), (44, 4655710), (55, 3724568), (74, 2768260), (88, 2327855), (110, 1862284), (148, 1384130), (185, 1107304), (220, 931142), (296, 692065), (370, 553652), (407, 503320), (440, 465571), (740, 276826), (814, 251660), (1480, 138413), (1628, 125830), (2035, 100664), (3256, 62915), (4070, 50332), (8140, 25166), (12583, 16280)]