12636520

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1279}}^1$

素因数の和:1322

約数の個数: 64

約数和(自身を含む): 32256000

約数和(自身を除く): 19619480

約数列:

[1, 2, 4, 5, 8, 10, 13, 19, 20, 26, 38, 40, 52, 65, 76, 95, 104, 130, 152, 190, 247, 260, 380, 494, 520, 760, 988, 1235, 1279, 1976, 2470, 2558, 4940, 5116, 6395, 9880, 10232, 12790, 16627, 24301, 25580, 33254, 48602, 51160, 66508, 83135, 97204, 121505, 133016, 166270, 194408, 243010, 315913, 332540, 486020, 631826, 665080, 972040, 1263652, 1579565, 2527304, 3159130, 6318260, 12636520]

約数ペア:

[(1, 12636520), (2, 6318260), (4, 3159130), (5, 2527304), (8, 1579565), (10, 1263652), (13, 972040), (19, 665080), (20, 631826), (26, 486020), (38, 332540), (40, 315913), (52, 243010), (65, 194408), (76, 166270), (95, 133016), (104, 121505), (130, 97204), (152, 83135), (190, 66508), (247, 51160), (260, 48602), (380, 33254), (494, 25580), (520, 24301), (760, 16627), (988, 12790), (1235, 10232), (1279, 9880), (1976, 6395), (2470, 5116), (2558, 4940)]