5381720

素因数分解:

$2^3\times 5^1\times {\mathrm{83}}^1\times {\mathrm{1621}}^1$

素因数の和:1715

約数の個数: 32

約数和(自身を含む): 12262320

約数和(自身を除く): 6880600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 83, 166, 332, 415, 664, 830, 1621, 1660, 3242, 3320, 6484, 8105, 12968, 16210, 32420, 64840, 134543, 269086, 538172, 672715, 1076344, 1345430, 2690860, 5381720]

約数ペア:

[(1, 5381720), (2, 2690860), (4, 1345430), (5, 1076344), (8, 672715), (10, 538172), (20, 269086), (40, 134543), (83, 64840), (166, 32420), (332, 16210), (415, 12968), (664, 8105), (830, 6484), (1621, 3320), (1660, 3242)]