40985440

素因数分解:

$2^5\times 5^1\times {\mathrm{127}}^1\times {\mathrm{2017}}^1$

素因数の和:2159

約数の個数: 48

約数和(自身を含む): 97638912

約数和(自身を除く): 56653472

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 127, 160, 254, 508, 635, 1016, 1270, 2017, 2032, 2540, 4034, 4064, 5080, 8068, 10085, 10160, 16136, 20170, 20320, 32272, 40340, 64544, 80680, 161360, 256159, 322720, 512318, 1024636, 1280795, 2049272, 2561590, 4098544, 5123180, 8197088, 10246360, 20492720, 40985440]

約数ペア:

[(1, 40985440), (2, 20492720), (4, 10246360), (5, 8197088), (8, 5123180), (10, 4098544), (16, 2561590), (20, 2049272), (32, 1280795), (40, 1024636), (80, 512318), (127, 322720), (160, 256159), (254, 161360), (508, 80680), (635, 64544), (1016, 40340), (1270, 32272), (2017, 20320), (2032, 20170), (2540, 16136), (4034, 10160), (4064, 10085), (5080, 8068)]