2011229080

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{227}}^1\times {\mathrm{31643}}^1$

素因数の和:31888

約数の個数: 64

約数和(自身を含む): 5194679040

約数和(自身を除く): 3183449960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 227, 280, 454, 908, 1135, 1589, 1816, 2270, 3178, 4540, 6356, 7945, 9080, 12712, 15890, 31643, 31780, 63286, 63560, 126572, 158215, 221501, 253144, 316430, 443002, 632860, 886004, 1107505, 1265720, 1772008, 2215010, 4430020, 7182961, 8860040, 14365922, 28731844, 35914805, 50280727, 57463688, 71829610, 100561454, 143659220, 201122908, 251403635, 287318440, 402245816, 502807270, 1005614540, 2011229080]

約数ペア:

[(1, 2011229080), (2, 1005614540), (4, 502807270), (5, 402245816), (7, 287318440), (8, 251403635), (10, 201122908), (14, 143659220), (20, 100561454), (28, 71829610), (35, 57463688), (40, 50280727), (56, 35914805), (70, 28731844), (140, 14365922), (227, 8860040), (280, 7182961), (454, 4430020), (908, 2215010), (1135, 1772008), (1589, 1265720), (1816, 1107505), (2270, 886004), (3178, 632860), (4540, 443002), (6356, 316430), (7945, 253144), (9080, 221501), (12712, 158215), (15890, 126572), (31643, 63560), (31780, 63286)]