888103190

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{220373}}^1$

素因数の和:220424

約数の個数: 32

約数和(自身を含む): 1777095936

約数和(自身を除く): 888992746

約数列:

[1, 2, 5, 10, 13, 26, 31, 62, 65, 130, 155, 310, 403, 806, 2015, 4030, 220373, 440746, 1101865, 2203730, 2864849, 5729698, 6831563, 13663126, 14324245, 28648490, 34157815, 68315630, 88810319, 177620638, 444051595, 888103190]

約数ペア:

[(1, 888103190), (2, 444051595), (5, 177620638), (10, 88810319), (13, 68315630), (26, 34157815), (31, 28648490), (62, 14324245), (65, 13663126), (130, 6831563), (155, 5729698), (310, 2864849), (403, 2203730), (806, 1101865), (2015, 440746), (4030, 220373)]