140120

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{113}}^1$

素因数の和:155

約数の個数: 32

約数和(自身を含む): 328320

約数和(自身を除く): 188200

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 113, 124, 155, 226, 248, 310, 452, 565, 620, 904, 1130, 1240, 2260, 3503, 4520, 7006, 14012, 17515, 28024, 35030, 70060, 140120]

約数ペア:

[(1, 140120), (2, 70060), (4, 35030), (5, 28024), (8, 17515), (10, 14012), (20, 7006), (31, 4520), (40, 3503), (62, 2260), (113, 1240), (124, 1130), (155, 904), (226, 620), (248, 565), (310, 452)]