16899820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{120713}}^1$

素因数の和:120729

約数の個数: 24

約数和(自身を含む): 40559904

約数和(自身を除く): 23660084

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 120713, 241426, 482852, 603565, 844991, 1207130, 1689982, 2414260, 3379964, 4224955, 8449910, 16899820]

約数ペア:

[(1, 16899820), (2, 8449910), (4, 4224955), (5, 3379964), (7, 2414260), (10, 1689982), (14, 1207130), (20, 844991), (28, 603565), (35, 482852), (70, 241426), (140, 120713)]