2017754780

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{557}}^1\times {\mathrm{9533}}^1$

素因数の和:10118

約数の個数: 48

約数和(自身を含む): 4468776480

約数和(自身を除く): 2451021700

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 557, 1114, 2228, 2785, 5570, 9533, 10583, 11140, 19066, 21166, 38132, 42332, 47665, 52915, 95330, 105830, 181127, 190660, 211660, 362254, 724508, 905635, 1811270, 3622540, 5309881, 10619762, 21239524, 26549405, 53098810, 100887739, 106197620, 201775478, 403550956, 504438695, 1008877390, 2017754780]

約数ペア:

[(1, 2017754780), (2, 1008877390), (4, 504438695), (5, 403550956), (10, 201775478), (19, 106197620), (20, 100887739), (38, 53098810), (76, 26549405), (95, 21239524), (190, 10619762), (380, 5309881), (557, 3622540), (1114, 1811270), (2228, 905635), (2785, 724508), (5570, 362254), (9533, 211660), (10583, 190660), (11140, 181127), (19066, 105830), (21166, 95330), (38132, 52915), (42332, 47665)]