320554220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{99551}}^1$

素因数の和:99590

約数の個数: 48

約数和(自身を含む): 802787328

約数和(自身を除く): 482233108

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 70, 92, 115, 140, 161, 230, 322, 460, 644, 805, 1610, 3220, 99551, 199102, 398204, 497755, 696857, 995510, 1393714, 1991020, 2289673, 2787428, 3484285, 4579346, 6968570, 9158692, 11448365, 13937140, 16027711, 22896730, 32055422, 45793460, 64110844, 80138555, 160277110, 320554220]

約数ペア:

[(1, 320554220), (2, 160277110), (4, 80138555), (5, 64110844), (7, 45793460), (10, 32055422), (14, 22896730), (20, 16027711), (23, 13937140), (28, 11448365), (35, 9158692), (46, 6968570), (70, 4579346), (92, 3484285), (115, 2787428), (140, 2289673), (161, 1991020), (230, 1393714), (322, 995510), (460, 696857), (644, 497755), (805, 398204), (1610, 199102), (3220, 99551)]