30805270

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{2221}}^1$

素因数の和:2320

約数の個数: 32

約数和(自身を含む): 59194080

約数和(自身を除く): 28388810

約数列:

[1, 2, 5, 10, 19, 38, 73, 95, 146, 190, 365, 730, 1387, 2221, 2774, 4442, 6935, 11105, 13870, 22210, 42199, 84398, 162133, 210995, 324266, 421990, 810665, 1621330, 3080527, 6161054, 15402635, 30805270]

約数ペア:

[(1, 30805270), (2, 15402635), (5, 6161054), (10, 3080527), (19, 1621330), (38, 810665), (73, 421990), (95, 324266), (146, 210995), (190, 162133), (365, 84398), (730, 42199), (1387, 22210), (2221, 13870), (2774, 11105), (4442, 6935)]