74643980

素因数分解:

$2^2\times 5^1\times {\mathrm{307}}^1\times {\mathrm{12157}}^1$

素因数の和:12473

約数の個数: 24

約数和(自身を含む): 157275888

約数和(自身を除く): 82631908

約数列:

[1, 2, 4, 5, 10, 20, 307, 614, 1228, 1535, 3070, 6140, 12157, 24314, 48628, 60785, 121570, 243140, 3732199, 7464398, 14928796, 18660995, 37321990, 74643980]

約数ペア:

[(1, 74643980), (2, 37321990), (4, 18660995), (5, 14928796), (10, 7464398), (20, 3732199), (307, 243140), (614, 121570), (1228, 60785), (1535, 48628), (3070, 24314), (6140, 12157)]