291553040

素因数分解:

$2^4\times 5^1\times {\mathrm{1493}}^1\times {\mathrm{2441}}^1$

素因数の和:3947

約数の個数: 40

約数和(自身を含む): 678592728

約数和(自身を除く): 387039688

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1493, 2441, 2986, 4882, 5972, 7465, 9764, 11944, 12205, 14930, 19528, 23888, 24410, 29860, 39056, 48820, 59720, 97640, 119440, 195280, 3644413, 7288826, 14577652, 18222065, 29155304, 36444130, 58310608, 72888260, 145776520, 291553040]

約数ペア:

[(1, 291553040), (2, 145776520), (4, 72888260), (5, 58310608), (8, 36444130), (10, 29155304), (16, 18222065), (20, 14577652), (40, 7288826), (80, 3644413), (1493, 195280), (2441, 119440), (2986, 97640), (4882, 59720), (5972, 48820), (7465, 39056), (9764, 29860), (11944, 24410), (12205, 23888), (14930, 19528)]