40809040

素因数分解:

$2^4\times 5^1\times {\mathrm{293}}^1\times {\mathrm{1741}}^1$

素因数の和:2047

約数の個数: 40

約数和(自身を含む): 95259528

約数和(自身を除く): 54450488

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 293, 586, 1172, 1465, 1741, 2344, 2930, 3482, 4688, 5860, 6964, 8705, 11720, 13928, 17410, 23440, 27856, 34820, 69640, 139280, 510113, 1020226, 2040452, 2550565, 4080904, 5101130, 8161808, 10202260, 20404520, 40809040]

約数ペア:

[(1, 40809040), (2, 20404520), (4, 10202260), (5, 8161808), (8, 5101130), (10, 4080904), (16, 2550565), (20, 2040452), (40, 1020226), (80, 510113), (293, 139280), (586, 69640), (1172, 34820), (1465, 27856), (1741, 23440), (2344, 17410), (2930, 13928), (3482, 11720), (4688, 8705), (5860, 6964)]