2757440

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{1231}}^1$

素因数の和:1255

約数の個数: 56

約数和(自身を含む): 7510272

約数和(自身を除く): 4752832

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 140, 160, 224, 280, 320, 448, 560, 1120, 1231, 2240, 2462, 4924, 6155, 8617, 9848, 12310, 17234, 19696, 24620, 34468, 39392, 43085, 49240, 68936, 78784, 86170, 98480, 137872, 172340, 196960, 275744, 344680, 393920, 551488, 689360, 1378720, 2757440]

約数ペア:

[(1, 2757440), (2, 1378720), (4, 689360), (5, 551488), (7, 393920), (8, 344680), (10, 275744), (14, 196960), (16, 172340), (20, 137872), (28, 98480), (32, 86170), (35, 78784), (40, 68936), (56, 49240), (64, 43085), (70, 39392), (80, 34468), (112, 24620), (140, 19696), (160, 17234), (224, 12310), (280, 9848), (320, 8617), (448, 6155), (560, 4924), (1120, 2462), (1231, 2240)]