28807310

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{197}}^1\times {\mathrm{2089}}^1$

素因数の和:2300

約数の個数: 32

約数和(自身を含む): 59590080

約数和(自身を除く): 30782770

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 197, 394, 985, 1379, 1970, 2089, 2758, 4178, 6895, 10445, 13790, 14623, 20890, 29246, 73115, 146230, 411533, 823066, 2057665, 2880731, 4115330, 5761462, 14403655, 28807310]

約数ペア:

[(1, 28807310), (2, 14403655), (5, 5761462), (7, 4115330), (10, 2880731), (14, 2057665), (35, 823066), (70, 411533), (197, 146230), (394, 73115), (985, 29246), (1379, 20890), (1970, 14623), (2089, 13790), (2758, 10445), (4178, 6895)]