40393768

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{229}}^1\times {\mathrm{1297}}^1$

素因数の和:1549

約数の個数: 32

約数和(自身を含む): 80605800

約数和(自身を除く): 40212032

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 229, 458, 916, 1297, 1832, 2594, 3893, 5188, 7786, 10376, 15572, 22049, 31144, 44098, 88196, 176392, 297013, 594026, 1188052, 2376104, 5049221, 10098442, 20196884, 40393768]

約数ペア:

[(1, 40393768), (2, 20196884), (4, 10098442), (8, 5049221), (17, 2376104), (34, 1188052), (68, 594026), (136, 297013), (229, 176392), (458, 88196), (916, 44098), (1297, 31144), (1832, 22049), (2594, 15572), (3893, 10376), (5188, 7786)]