812277920

素因数分解:

$2^5\times 5^1\times {\mathrm{283}}^1\times {\mathrm{17939}}^1$

素因数の和:18237

約数の個数: 48

約数和(自身を含む): 1925894880

約数和(自身を除く): 1113616960

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 283, 566, 1132, 1415, 2264, 2830, 4528, 5660, 9056, 11320, 17939, 22640, 35878, 45280, 71756, 89695, 143512, 179390, 287024, 358780, 574048, 717560, 1435120, 2870240, 5076737, 10153474, 20306948, 25383685, 40613896, 50767370, 81227792, 101534740, 162455584, 203069480, 406138960, 812277920]

約数ペア:

[(1, 812277920), (2, 406138960), (4, 203069480), (5, 162455584), (8, 101534740), (10, 81227792), (16, 50767370), (20, 40613896), (32, 25383685), (40, 20306948), (80, 10153474), (160, 5076737), (283, 2870240), (566, 1435120), (1132, 717560), (1415, 574048), (2264, 358780), (2830, 287024), (4528, 179390), (5660, 143512), (9056, 89695), (11320, 71756), (17939, 45280), (22640, 35878)]