16820280

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{46723}}^1$

素因数の和:46740

約数の個数: 48

約数和(自身を含む): 54667080

約数和(自身を除く): 37846800

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 46723, 93446, 140169, 186892, 233615, 280338, 373784, 420507, 467230, 560676, 700845, 841014, 934460, 1121352, 1401690, 1682028, 1868920, 2102535, 2803380, 3364056, 4205070, 5606760, 8410140, 16820280]

約数ペア:

[(1, 16820280), (2, 8410140), (3, 5606760), (4, 4205070), (5, 3364056), (6, 2803380), (8, 2102535), (9, 1868920), (10, 1682028), (12, 1401690), (15, 1121352), (18, 934460), (20, 841014), (24, 700845), (30, 560676), (36, 467230), (40, 420507), (45, 373784), (60, 280338), (72, 233615), (90, 186892), (120, 140169), (180, 93446), (360, 46723)]