7888240

素因数分解:

$2^4\times 5^1\times {\mathrm{151}}^1\times {\mathrm{653}}^1$

素因数の和:817

約数の個数: 40

約数和(自身を含む): 18489888

約数和(自身を除く): 10601648

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 151, 302, 604, 653, 755, 1208, 1306, 1510, 2416, 2612, 3020, 3265, 5224, 6040, 6530, 10448, 12080, 13060, 26120, 52240, 98603, 197206, 394412, 493015, 788824, 986030, 1577648, 1972060, 3944120, 7888240]

約数ペア:

[(1, 7888240), (2, 3944120), (4, 1972060), (5, 1577648), (8, 986030), (10, 788824), (16, 493015), (20, 394412), (40, 197206), (80, 98603), (151, 52240), (302, 26120), (604, 13060), (653, 12080), (755, 10448), (1208, 6530), (1306, 6040), (1510, 5224), (2416, 3265), (2612, 3020)]