2020047565

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{157}}^1\times {\mathrm{2111}}^1$

素因数の和:2349

約数の個数: 32

約数和(自身を含む): 2594820096

約数和(自身を除く): 574772531

約数列:

[1, 5, 23, 53, 115, 157, 265, 785, 1219, 2111, 3611, 6095, 8321, 10555, 18055, 41605, 48553, 111883, 191383, 242765, 331427, 559415, 956915, 1657135, 2573309, 7622821, 12866545, 17565631, 38114105, 87828155, 404009513, 2020047565]

約数ペア:

[(1, 2020047565), (5, 404009513), (23, 87828155), (53, 38114105), (115, 17565631), (157, 12866545), (265, 7622821), (785, 2573309), (1219, 1657135), (2111, 956915), (3611, 559415), (6095, 331427), (8321, 242765), (10555, 191383), (18055, 111883), (41605, 48553)]