380680

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{307}}^1$

素因数の和:349

約数の個数: 32

約数和(自身を含む): 887040

約数和(自身を除く): 506360

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 307, 310, 614, 620, 1228, 1240, 1535, 2456, 3070, 6140, 9517, 12280, 19034, 38068, 47585, 76136, 95170, 190340, 380680]

約数ペア:

[(1, 380680), (2, 190340), (4, 95170), (5, 76136), (8, 47585), (10, 38068), (20, 19034), (31, 12280), (40, 9517), (62, 6140), (124, 3070), (155, 2456), (248, 1535), (307, 1240), (310, 1228), (614, 620)]