670901480

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{163}}^1\times {\mathrm{2393}}^1$

素因数の和:2610

約数の個数: 64

約数和(自身を含む): 1554759360

約数和(自身を除く): 883857880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 163, 172, 215, 326, 344, 430, 652, 815, 860, 1304, 1630, 1720, 2393, 3260, 4786, 6520, 7009, 9572, 11965, 14018, 19144, 23930, 28036, 35045, 47860, 56072, 70090, 95720, 102899, 140180, 205798, 280360, 390059, 411596, 514495, 780118, 823192, 1028990, 1560236, 1950295, 2057980, 3120472, 3900590, 4115960, 7801180, 15602360, 16772537, 33545074, 67090148, 83862685, 134180296, 167725370, 335450740, 670901480]

約数ペア:

[(1, 670901480), (2, 335450740), (4, 167725370), (5, 134180296), (8, 83862685), (10, 67090148), (20, 33545074), (40, 16772537), (43, 15602360), (86, 7801180), (163, 4115960), (172, 3900590), (215, 3120472), (326, 2057980), (344, 1950295), (430, 1560236), (652, 1028990), (815, 823192), (860, 780118), (1304, 514495), (1630, 411596), (1720, 390059), (2393, 280360), (3260, 205798), (4786, 140180), (6520, 102899), (7009, 95720), (9572, 70090), (11965, 56072), (14018, 47860), (19144, 35045), (23930, 28036)]