305655340

素因数分解:

$2^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{307}}^1\times {\mathrm{743}}^1$

素因数の和:1126

約数の個数: 48

約数和(自身を含む): 654458112

約数和(自身を除く): 348802772

約数列:

[1, 2, 4, 5, 10, 20, 67, 134, 268, 307, 335, 614, 670, 743, 1228, 1340, 1486, 1535, 2972, 3070, 3715, 6140, 7430, 14860, 20569, 41138, 49781, 82276, 99562, 102845, 199124, 205690, 228101, 248905, 411380, 456202, 497810, 912404, 995620, 1140505, 2281010, 4562020, 15282767, 30565534, 61131068, 76413835, 152827670, 305655340]

約数ペア:

[(1, 305655340), (2, 152827670), (4, 76413835), (5, 61131068), (10, 30565534), (20, 15282767), (67, 4562020), (134, 2281010), (268, 1140505), (307, 995620), (335, 912404), (614, 497810), (670, 456202), (743, 411380), (1228, 248905), (1340, 228101), (1486, 205690), (1535, 199124), (2972, 102845), (3070, 99562), (3715, 82276), (6140, 49781), (7430, 41138), (14860, 20569)]