207409040

素因数分解:

$2^4\times 5^1\times {\mathrm{103}}^1\times {\mathrm{25171}}^1$

素因数の和:25287

約数の個数: 40

約数和(自身を含む): 486927168

約数和(自身を除く): 279518128

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 103, 206, 412, 515, 824, 1030, 1648, 2060, 4120, 8240, 25171, 50342, 100684, 125855, 201368, 251710, 402736, 503420, 1006840, 2013680, 2592613, 5185226, 10370452, 12963065, 20740904, 25926130, 41481808, 51852260, 103704520, 207409040]

約数ペア:

[(1, 207409040), (2, 103704520), (4, 51852260), (5, 41481808), (8, 25926130), (10, 20740904), (16, 12963065), (20, 10370452), (40, 5185226), (80, 2592613), (103, 2013680), (206, 1006840), (412, 503420), (515, 402736), (824, 251710), (1030, 201368), (1648, 125855), (2060, 100684), (4120, 50342), (8240, 25171)]