2537340

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{3253}}^1$

素因数の和:3278

約数の個数: 48

約数和(自身を含む): 7653408

約数和(自身を除く): 5116068

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 3253, 6506, 9759, 13012, 16265, 19518, 32530, 39036, 42289, 48795, 65060, 84578, 97590, 126867, 169156, 195180, 211445, 253734, 422890, 507468, 634335, 845780, 1268670, 2537340]

約数ペア:

[(1, 2537340), (2, 1268670), (3, 845780), (4, 634335), (5, 507468), (6, 422890), (10, 253734), (12, 211445), (13, 195180), (15, 169156), (20, 126867), (26, 97590), (30, 84578), (39, 65060), (52, 48795), (60, 42289), (65, 39036), (78, 32530), (130, 19518), (156, 16265), (195, 13012), (260, 9759), (390, 6506), (780, 3253)]