7774401040

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13882859}}^1$

素因数の和:13882879

約数の個数: 40

約数和(自身を含む): 20657695680

約数和(自身を除く): 12883294640

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 13882859, 27765718, 55531436, 69414295, 97180013, 111062872, 138828590, 194360026, 222125744, 277657180, 388720052, 485900065, 555314360, 777440104, 971800130, 1110628720, 1554880208, 1943600260, 3887200520, 7774401040]

約数ペア:

[(1, 7774401040), (2, 3887200520), (4, 1943600260), (5, 1554880208), (7, 1110628720), (8, 971800130), (10, 777440104), (14, 555314360), (16, 485900065), (20, 388720052), (28, 277657180), (35, 222125744), (40, 194360026), (56, 138828590), (70, 111062872), (80, 97180013), (112, 69414295), (140, 55531436), (280, 27765718), (560, 13882859)]