39239720

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{1279}}^1$

素因数の和:1362

約数の個数: 64

約数和(自身を含む): 96768000

約数和(自身を除く): 57528280

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 59, 65, 104, 118, 130, 236, 260, 295, 472, 520, 590, 767, 1180, 1279, 1534, 2360, 2558, 3068, 3835, 5116, 6136, 6395, 7670, 10232, 12790, 15340, 16627, 25580, 30680, 33254, 51160, 66508, 75461, 83135, 133016, 150922, 166270, 301844, 332540, 377305, 603688, 665080, 754610, 980993, 1509220, 1961986, 3018440, 3923972, 4904965, 7847944, 9809930, 19619860, 39239720]

約数ペア:

[(1, 39239720), (2, 19619860), (4, 9809930), (5, 7847944), (8, 4904965), (10, 3923972), (13, 3018440), (20, 1961986), (26, 1509220), (40, 980993), (52, 754610), (59, 665080), (65, 603688), (104, 377305), (118, 332540), (130, 301844), (236, 166270), (260, 150922), (295, 133016), (472, 83135), (520, 75461), (590, 66508), (767, 51160), (1180, 33254), (1279, 30680), (1534, 25580), (2360, 16627), (2558, 15340), (3068, 12790), (3835, 10232), (5116, 7670), (6136, 6395)]