19425720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{161881}}^1$

素因数の和:161895

約数の個数: 32

約数和(自身を含む): 58277520

約数和(自身を除く): 38851800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 161881, 323762, 485643, 647524, 809405, 971286, 1295048, 1618810, 1942572, 2428215, 3237620, 3885144, 4856430, 6475240, 9712860, 19425720]

約数ペア:

[(1, 19425720), (2, 9712860), (3, 6475240), (4, 4856430), (5, 3885144), (6, 3237620), (8, 2428215), (10, 1942572), (12, 1618810), (15, 1295048), (20, 971286), (24, 809405), (30, 647524), (40, 485643), (60, 323762), (120, 161881)]