400857264

素因数分解:

$2^4\times 3^2\times {\mathrm{2783731}}^1$

素因数の和:2783745

約数の個数: 30

約数和(自身を含む): 1121843996

約数和(自身を除く): 720986732

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 2783731, 5567462, 8351193, 11134924, 16702386, 22269848, 25053579, 33404772, 44539696, 50107158, 66809544, 100214316, 133619088, 200428632, 400857264]

約数ペア:

[(1, 400857264), (2, 200428632), (3, 133619088), (4, 100214316), (6, 66809544), (8, 50107158), (9, 44539696), (12, 33404772), (16, 25053579), (18, 22269848), (24, 16702386), (36, 11134924), (48, 8351193), (72, 5567462), (144, 2783731)]