20429040

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{85121}}^1$

素因数の和:85137

約数の個数: 40

約数和(自身を含む): 63330768

約数和(自身を除く): 42901728

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 85121, 170242, 255363, 340484, 425605, 510726, 680968, 851210, 1021452, 1276815, 1361936, 1702420, 2042904, 2553630, 3404840, 4085808, 5107260, 6809680, 10214520, 20429040]

約数ペア:

[(1, 20429040), (2, 10214520), (3, 6809680), (4, 5107260), (5, 4085808), (6, 3404840), (8, 2553630), (10, 2042904), (12, 1702420), (15, 1361936), (16, 1276815), (20, 1021452), (24, 851210), (30, 680968), (40, 510726), (48, 425605), (60, 340484), (80, 255363), (120, 170242), (240, 85121)]