41992990

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{317}}^1\times {\mathrm{1019}}^1$

素因数の和:1356

約数の個数: 32

約数和(自身を含む): 81738720

約数和(自身を除く): 39745730

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 317, 634, 1019, 1585, 2038, 3170, 4121, 5095, 8242, 10190, 13247, 20605, 26494, 41210, 66235, 132470, 323023, 646046, 1615115, 3230230, 4199299, 8398598, 20996495, 41992990]

約数ペア:

[(1, 41992990), (2, 20996495), (5, 8398598), (10, 4199299), (13, 3230230), (26, 1615115), (65, 646046), (130, 323023), (317, 132470), (634, 66235), (1019, 41210), (1585, 26494), (2038, 20605), (3170, 13247), (4121, 10190), (5095, 8242)]