639736048

素因数分解:

$2^4\times 7^1\times {\mathrm{683}}^1\times {\mathrm{8363}}^1$

素因数の和:9061

約数の個数: 40

約数和(自身を含む): 1418802048

約数和(自身を除く): 779066000

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 683, 1366, 2732, 4781, 5464, 8363, 9562, 10928, 16726, 19124, 33452, 38248, 58541, 66904, 76496, 117082, 133808, 234164, 468328, 936656, 5711929, 11423858, 22847716, 39983503, 45695432, 79967006, 91390864, 159934012, 319868024, 639736048]

約数ペア:

[(1, 639736048), (2, 319868024), (4, 159934012), (7, 91390864), (8, 79967006), (14, 45695432), (16, 39983503), (28, 22847716), (56, 11423858), (112, 5711929), (683, 936656), (1366, 468328), (2732, 234164), (4781, 133808), (5464, 117082), (8363, 76496), (9562, 66904), (10928, 58541), (16726, 38248), (19124, 33452)]