42663420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{237019}}^1$

素因数の和:237034

約数の個数: 36

約数和(自身を含む): 129412920

約数和(自身を除く): 86749500

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 237019, 474038, 711057, 948076, 1185095, 1422114, 2133171, 2370190, 2844228, 3555285, 4266342, 4740380, 7110570, 8532684, 10665855, 14221140, 21331710, 42663420]

約数ペア:

[(1, 42663420), (2, 21331710), (3, 14221140), (4, 10665855), (5, 8532684), (6, 7110570), (9, 4740380), (10, 4266342), (12, 3555285), (15, 2844228), (18, 2370190), (20, 2133171), (30, 1422114), (36, 1185095), (45, 948076), (60, 711057), (90, 474038), (180, 237019)]