42534940

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{43403}}^1$

素因数の和:43426

約数の個数: 36

約数和(自身を含む): 103909176

約数和(自身を除く): 61374236

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 43403, 86806, 173612, 217015, 303821, 434030, 607642, 868060, 1215284, 1519105, 2126747, 3038210, 4253494, 6076420, 8506988, 10633735, 21267470, 42534940]

約数ペア:

[(1, 42534940), (2, 21267470), (4, 10633735), (5, 8506988), (7, 6076420), (10, 4253494), (14, 3038210), (20, 2126747), (28, 1519105), (35, 1215284), (49, 868060), (70, 607642), (98, 434030), (140, 303821), (196, 217015), (245, 173612), (490, 86806), (980, 43403)]