200838320

素因数分解:

$2^4\times 5^1\times {\mathrm{139}}^1\times {\mathrm{18061}}^1$

素因数の和:18213

約数の個数: 40

約数和(自身を含む): 470334480

約数和(自身を除く): 269496160

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 139, 278, 556, 695, 1112, 1390, 2224, 2780, 5560, 11120, 18061, 36122, 72244, 90305, 144488, 180610, 288976, 361220, 722440, 1444880, 2510479, 5020958, 10041916, 12552395, 20083832, 25104790, 40167664, 50209580, 100419160, 200838320]

約数ペア:

[(1, 200838320), (2, 100419160), (4, 50209580), (5, 40167664), (8, 25104790), (10, 20083832), (16, 12552395), (20, 10041916), (40, 5020958), (80, 2510479), (139, 1444880), (278, 722440), (556, 361220), (695, 288976), (1112, 180610), (1390, 144488), (2224, 90305), (2780, 72244), (5560, 36122), (11120, 18061)]