20255330

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{6271}}^1$

素因数の和:6314

約数の個数: 32

約数和(自身を含む): 40642560

約数和(自身を除く): 20387230

約数列:

[1, 2, 5, 10, 17, 19, 34, 38, 85, 95, 170, 190, 323, 646, 1615, 3230, 6271, 12542, 31355, 62710, 106607, 119149, 213214, 238298, 533035, 595745, 1066070, 1191490, 2025533, 4051066, 10127665, 20255330]

約数ペア:

[(1, 20255330), (2, 10127665), (5, 4051066), (10, 2025533), (17, 1191490), (19, 1066070), (34, 595745), (38, 533035), (85, 238298), (95, 213214), (170, 119149), (190, 106607), (323, 62710), (646, 31355), (1615, 12542), (3230, 6271)]