19271840

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{17207}}^1$

素因数の和:17229

約数の個数: 48

約数和(自身を含む): 52036992

約数和(自身を除く): 32765152

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 17207, 34414, 68828, 86035, 120449, 137656, 172070, 240898, 275312, 344140, 481796, 550624, 602245, 688280, 963592, 1204490, 1376560, 1927184, 2408980, 2753120, 3854368, 4817960, 9635920, 19271840]

約数ペア:

[(1, 19271840), (2, 9635920), (4, 4817960), (5, 3854368), (7, 2753120), (8, 2408980), (10, 1927184), (14, 1376560), (16, 1204490), (20, 963592), (28, 688280), (32, 602245), (35, 550624), (40, 481796), (56, 344140), (70, 275312), (80, 240898), (112, 172070), (140, 137656), (160, 120449), (224, 86035), (280, 68828), (560, 34414), (1120, 17207)]