7132435640

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{228311}}^1$

素因数の和:228404

約数の個数: 64

約数和(自身を含む): 17753541120

約数和(自身を除く): 10621105480

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 71, 88, 110, 142, 220, 284, 355, 440, 568, 710, 781, 1420, 1562, 2840, 3124, 3905, 6248, 7810, 15620, 31240, 228311, 456622, 913244, 1141555, 1826488, 2283110, 2511421, 4566220, 5022842, 9132440, 10045684, 12557105, 16210081, 20091368, 25114210, 32420162, 50228420, 64840324, 81050405, 100456840, 129680648, 162100810, 178310891, 324201620, 356621782, 648403240, 713243564, 891554455, 1426487128, 1783108910, 3566217820, 7132435640]

約数ペア:

[(1, 7132435640), (2, 3566217820), (4, 1783108910), (5, 1426487128), (8, 891554455), (10, 713243564), (11, 648403240), (20, 356621782), (22, 324201620), (40, 178310891), (44, 162100810), (55, 129680648), (71, 100456840), (88, 81050405), (110, 64840324), (142, 50228420), (220, 32420162), (284, 25114210), (355, 20091368), (440, 16210081), (568, 12557105), (710, 10045684), (781, 9132440), (1420, 5022842), (1562, 4566220), (2840, 2511421), (3124, 2283110), (3905, 1826488), (6248, 1141555), (7810, 913244), (15620, 456622), (31240, 228311)]