20191440

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{84131}}^1$

素因数の和:84147

約数の個数: 40

約数和(自身を含む): 62594208

約数和(自身を除く): 42402768

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 84131, 168262, 252393, 336524, 420655, 504786, 673048, 841310, 1009572, 1261965, 1346096, 1682620, 2019144, 2523930, 3365240, 4038288, 5047860, 6730480, 10095720, 20191440]

約数ペア:

[(1, 20191440), (2, 10095720), (3, 6730480), (4, 5047860), (5, 4038288), (6, 3365240), (8, 2523930), (10, 2019144), (12, 1682620), (15, 1346096), (16, 1261965), (20, 1009572), (24, 841310), (30, 673048), (40, 504786), (48, 420655), (60, 336524), (80, 252393), (120, 168262), (240, 84131)]