207767660

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{359}}^1\times {\mathrm{1523}}^1$

素因数の和:1910

約数の個数: 48

約数和(自身を含む): 460857600

約数和(自身を除く): 253089940

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 359, 380, 718, 1436, 1523, 1795, 3046, 3590, 6092, 6821, 7180, 7615, 13642, 15230, 27284, 28937, 30460, 34105, 57874, 68210, 115748, 136420, 144685, 289370, 546757, 578740, 1093514, 2187028, 2733785, 5467570, 10388383, 10935140, 20776766, 41553532, 51941915, 103883830, 207767660]

約数ペア:

[(1, 207767660), (2, 103883830), (4, 51941915), (5, 41553532), (10, 20776766), (19, 10935140), (20, 10388383), (38, 5467570), (76, 2733785), (95, 2187028), (190, 1093514), (359, 578740), (380, 546757), (718, 289370), (1436, 144685), (1523, 136420), (1795, 115748), (3046, 68210), (3590, 57874), (6092, 34105), (6821, 30460), (7180, 28937), (7615, 27284), (13642, 15230)]