20269210

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{6779}}^1$

素因数の和:6822

約数の個数: 32

約数和(自身を含む): 41005440

約数和(自身を除く): 20736230

約数列:

[1, 2, 5, 10, 13, 23, 26, 46, 65, 115, 130, 230, 299, 598, 1495, 2990, 6779, 13558, 33895, 67790, 88127, 155917, 176254, 311834, 440635, 779585, 881270, 1559170, 2026921, 4053842, 10134605, 20269210]

約数ペア:

[(1, 20269210), (2, 10134605), (5, 4053842), (10, 2026921), (13, 1559170), (23, 881270), (26, 779585), (46, 440635), (65, 311834), (115, 176254), (130, 155917), (230, 88127), (299, 67790), (598, 33895), (1495, 13558), (2990, 6779)]