1388071510

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{2832799}}^1$

素因数の和:2832820

約数の個数: 24

約数和(自身を含む): 2906452800

約数和(自身を除く): 1518381290

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 2832799, 5665598, 14163995, 19829593, 28327990, 39659186, 99147965, 138807151, 198295930, 277614302, 694035755, 1388071510]

約数ペア:

[(1, 1388071510), (2, 694035755), (5, 277614302), (7, 198295930), (10, 138807151), (14, 99147965), (35, 39659186), (49, 28327990), (70, 19829593), (98, 14163995), (245, 5665598), (490, 2832799)]