2507831240

素因数分解:

$2^3\times 5^1\times {\mathrm{223}}^1\times {\mathrm{263}}^1\times {\mathrm{1069}}^1$

素因数の和:1566

約数の個数: 64

約数和(自身を含む): 5694796800

約数和(自身を除く): 3186965560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 223, 263, 446, 526, 892, 1052, 1069, 1115, 1315, 1784, 2104, 2138, 2230, 2630, 4276, 4460, 5260, 5345, 8552, 8920, 10520, 10690, 21380, 42760, 58649, 117298, 234596, 238387, 281147, 293245, 469192, 476774, 562294, 586490, 953548, 1124588, 1172980, 1191935, 1405735, 1907096, 2249176, 2345960, 2383870, 2811470, 4767740, 5622940, 9535480, 11245880, 62695781, 125391562, 250783124, 313478905, 501566248, 626957810, 1253915620, 2507831240]

約数ペア:

[(1, 2507831240), (2, 1253915620), (4, 626957810), (5, 501566248), (8, 313478905), (10, 250783124), (20, 125391562), (40, 62695781), (223, 11245880), (263, 9535480), (446, 5622940), (526, 4767740), (892, 2811470), (1052, 2383870), (1069, 2345960), (1115, 2249176), (1315, 1907096), (1784, 1405735), (2104, 1191935), (2138, 1172980), (2230, 1124588), (2630, 953548), (4276, 586490), (4460, 562294), (5260, 476774), (5345, 469192), (8552, 293245), (8920, 281147), (10520, 238387), (10690, 234596), (21380, 117298), (42760, 58649)]