38739640

素因数分解:

$2^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{13267}}^1$

素因数の和:13351

約数の個数: 32

約数和(自身を含む): 88364880

約数和(自身を除く): 49625240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 73, 146, 292, 365, 584, 730, 1460, 2920, 13267, 26534, 53068, 66335, 106136, 132670, 265340, 530680, 968491, 1936982, 3873964, 4842455, 7747928, 9684910, 19369820, 38739640]

約数ペア:

[(1, 38739640), (2, 19369820), (4, 9684910), (5, 7747928), (8, 4842455), (10, 3873964), (20, 1936982), (40, 968491), (73, 530680), (146, 265340), (292, 132670), (365, 106136), (584, 66335), (730, 53068), (1460, 26534), (2920, 13267)]