20054640

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{83561}}^1$

素因数の和:83577

約数の個数: 40

約数和(自身を含む): 62170128

約数和(自身を除く): 42115488

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 83561, 167122, 250683, 334244, 417805, 501366, 668488, 835610, 1002732, 1253415, 1336976, 1671220, 2005464, 2506830, 3342440, 4010928, 5013660, 6684880, 10027320, 20054640]

約数ペア:

[(1, 20054640), (2, 10027320), (3, 6684880), (4, 5013660), (5, 4010928), (6, 3342440), (8, 2506830), (10, 2005464), (12, 1671220), (15, 1336976), (16, 1253415), (20, 1002732), (24, 835610), (30, 668488), (40, 501366), (48, 417805), (60, 334244), (80, 250683), (120, 167122), (240, 83561)]