30246520

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{18443}}^1$

素因数の和:18495

約数の個数: 32

約数和(自身を含む): 69718320

約数和(自身を除く): 39471800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 18443, 36886, 73772, 92215, 147544, 184430, 368860, 737720, 756163, 1512326, 3024652, 3780815, 6049304, 7561630, 15123260, 30246520]

約数ペア:

[(1, 30246520), (2, 15123260), (4, 7561630), (5, 6049304), (8, 3780815), (10, 3024652), (20, 1512326), (40, 756163), (41, 737720), (82, 368860), (164, 184430), (205, 147544), (328, 92215), (410, 73772), (820, 36886), (1640, 18443)]