40519570

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{6361}}^1$

素因数の和:6395

約数の個数: 48

約数和(自身を含む): 91383768

約数和(自身を除く): 50864198

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 49, 65, 70, 91, 98, 130, 182, 245, 455, 490, 637, 910, 1274, 3185, 6361, 6370, 12722, 31805, 44527, 63610, 82693, 89054, 165386, 222635, 311689, 413465, 445270, 578851, 623378, 826930, 1157702, 1558445, 2894255, 3116890, 4051957, 5788510, 8103914, 20259785, 40519570]

約数ペア:

[(1, 40519570), (2, 20259785), (5, 8103914), (7, 5788510), (10, 4051957), (13, 3116890), (14, 2894255), (26, 1558445), (35, 1157702), (49, 826930), (65, 623378), (70, 578851), (91, 445270), (98, 413465), (130, 311689), (182, 222635), (245, 165386), (455, 89054), (490, 82693), (637, 63610), (910, 44527), (1274, 31805), (3185, 12722), (6361, 6370)]