838961620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{2437}}^1\times {\mathrm{2459}}^1$

素因数の和:4912

約数の個数: 48

約数和(自身を含む): 2015153280

約数和(自身を除く): 1176191660

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 2437, 2459, 4874, 4918, 9748, 9836, 12185, 12295, 17059, 17213, 24370, 24590, 34118, 34426, 48740, 49180, 68236, 68852, 85295, 86065, 170590, 172130, 341180, 344260, 5992583, 11985166, 23970332, 29962915, 41948081, 59925830, 83896162, 119851660, 167792324, 209740405, 419480810, 838961620]

約数ペア:

[(1, 838961620), (2, 419480810), (4, 209740405), (5, 167792324), (7, 119851660), (10, 83896162), (14, 59925830), (20, 41948081), (28, 29962915), (35, 23970332), (70, 11985166), (140, 5992583), (2437, 344260), (2459, 341180), (4874, 172130), (4918, 170590), (9748, 86065), (9836, 85295), (12185, 68852), (12295, 68236), (17059, 49180), (17213, 48740), (24370, 34426), (24590, 34118)]