647146010

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{199}}^1\times {\mathrm{46457}}^1$

素因数の和:46670

約数の個数: 32

約数和(自身を含む): 1337990400

約数和(自身を除く): 690844390

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 199, 398, 995, 1393, 1990, 2786, 6965, 13930, 46457, 92914, 232285, 325199, 464570, 650398, 1625995, 3251990, 9244943, 18489886, 46224715, 64714601, 92449430, 129429202, 323573005, 647146010]

約数ペア:

[(1, 647146010), (2, 323573005), (5, 129429202), (7, 92449430), (10, 64714601), (14, 46224715), (35, 18489886), (70, 9244943), (199, 3251990), (398, 1625995), (995, 650398), (1393, 464570), (1990, 325199), (2786, 232285), (6965, 92914), (13930, 46457)]