90683140

素因数分解:

$2^2\times 5^1\times {\mathrm{173}}^1\times {\mathrm{26209}}^1$

素因数の和:26391

約数の個数: 24

約数和(自身を含む): 191542680

約数和(自身を除く): 100859540

約数列:

[1, 2, 4, 5, 10, 20, 173, 346, 692, 865, 1730, 3460, 26209, 52418, 104836, 131045, 262090, 524180, 4534157, 9068314, 18136628, 22670785, 45341570, 90683140]

約数ペア:

[(1, 90683140), (2, 45341570), (4, 22670785), (5, 18136628), (10, 9068314), (20, 4534157), (173, 524180), (346, 262090), (692, 131045), (865, 104836), (1730, 52418), (3460, 26209)]