531793840

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{214433}}^1$

素因数の和:214477

約数の個数: 40

約数和(自身を含む): 1276311168

約数和(自身を除く): 744517328

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 214433, 428866, 857732, 1072165, 1715464, 2144330, 3430928, 4288660, 6647423, 8577320, 13294846, 17154640, 26589692, 33237115, 53179384, 66474230, 106358768, 132948460, 265896920, 531793840]

約数ペア:

[(1, 531793840), (2, 265896920), (4, 132948460), (5, 106358768), (8, 66474230), (10, 53179384), (16, 33237115), (20, 26589692), (31, 17154640), (40, 13294846), (62, 8577320), (80, 6647423), (124, 4288660), (155, 3430928), (248, 2144330), (310, 1715464), (496, 1072165), (620, 857732), (1240, 428866), (2480, 214433)]