162893140

素因数分解:

$2^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{91513}}^1$

素因数の和:91611

約数の個数: 24

約数和(自身を含む): 345922920

約数和(自身を除く): 183029780

約数列:

[1, 2, 4, 5, 10, 20, 89, 178, 356, 445, 890, 1780, 91513, 183026, 366052, 457565, 915130, 1830260, 8144657, 16289314, 32578628, 40723285, 81446570, 162893140]

約数ペア:

[(1, 162893140), (2, 81446570), (4, 40723285), (5, 32578628), (10, 16289314), (20, 8144657), (89, 1830260), (178, 915130), (356, 457565), (445, 366052), (890, 183026), (1780, 91513)]