39476080

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{157}}^1\times {\mathrm{449}}^1$

素因数の和:626

約数の個数: 80

約数和(自身を含む): 105796800

約数和(自身を除く): 66320720

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 157, 280, 314, 449, 560, 628, 785, 898, 1099, 1256, 1570, 1796, 2198, 2245, 2512, 3140, 3143, 3592, 4396, 4490, 5495, 6280, 6286, 7184, 8792, 8980, 10990, 12560, 12572, 15715, 17584, 17960, 21980, 25144, 31430, 35920, 43960, 50288, 62860, 70493, 87920, 125720, 140986, 251440, 281972, 352465, 493451, 563944, 704930, 986902, 1127888, 1409860, 1973804, 2467255, 2819720, 3947608, 4934510, 5639440, 7895216, 9869020, 19738040, 39476080]

約数ペア:

[(1, 39476080), (2, 19738040), (4, 9869020), (5, 7895216), (7, 5639440), (8, 4934510), (10, 3947608), (14, 2819720), (16, 2467255), (20, 1973804), (28, 1409860), (35, 1127888), (40, 986902), (56, 704930), (70, 563944), (80, 493451), (112, 352465), (140, 281972), (157, 251440), (280, 140986), (314, 125720), (449, 87920), (560, 70493), (628, 62860), (785, 50288), (898, 43960), (1099, 35920), (1256, 31430), (1570, 25144), (1796, 21980), (2198, 17960), (2245, 17584), (2512, 15715), (3140, 12572), (3143, 12560), (3592, 10990), (4396, 8980), (4490, 8792), (5495, 7184), (6280, 6286)]