201923920

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{229459}}^1$

素因数の和:229483

約数の個数: 40

約数和(自身を含む): 512154720

約数和(自身を除く): 310230800

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 229459, 458918, 917836, 1147295, 1835672, 2294590, 2524049, 3671344, 4589180, 5048098, 9178360, 10096196, 12620245, 18356720, 20192392, 25240490, 40384784, 50480980, 100961960, 201923920]

約数ペア:

[(1, 201923920), (2, 100961960), (4, 50480980), (5, 40384784), (8, 25240490), (10, 20192392), (11, 18356720), (16, 12620245), (20, 10096196), (22, 9178360), (40, 5048098), (44, 4589180), (55, 3671344), (80, 2524049), (88, 2294590), (110, 1835672), (176, 1147295), (220, 917836), (440, 458918), (880, 229459)]