121713040

素因数分解:

$2^4\times 5^1\times {\mathrm{103}}^1\times {\mathrm{14771}}^1$

素因数の和:14887

約数の個数: 40

約数和(自身を含む): 285749568

約数和(自身を除く): 164036528

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 103, 206, 412, 515, 824, 1030, 1648, 2060, 4120, 8240, 14771, 29542, 59084, 73855, 118168, 147710, 236336, 295420, 590840, 1181680, 1521413, 3042826, 6085652, 7607065, 12171304, 15214130, 24342608, 30428260, 60856520, 121713040]

約数ペア:

[(1, 121713040), (2, 60856520), (4, 30428260), (5, 24342608), (8, 15214130), (10, 12171304), (16, 7607065), (20, 6085652), (40, 3042826), (80, 1521413), (103, 1181680), (206, 590840), (412, 295420), (515, 236336), (824, 147710), (1030, 118168), (1648, 73855), (2060, 59084), (4120, 29542), (8240, 14771)]