55818920

素因数分解:

$2^3\times 5^1\times {\mathrm{283}}^1\times {\mathrm{4931}}^1$

素因数の和:5225

約数の個数: 32

約数和(自身を含む): 126061920

約数和(自身を除く): 70243000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 283, 566, 1132, 1415, 2264, 2830, 4931, 5660, 9862, 11320, 19724, 24655, 39448, 49310, 98620, 197240, 1395473, 2790946, 5581892, 6977365, 11163784, 13954730, 27909460, 55818920]

約数ペア:

[(1, 55818920), (2, 27909460), (4, 13954730), (5, 11163784), (8, 6977365), (10, 5581892), (20, 2790946), (40, 1395473), (283, 197240), (566, 98620), (1132, 49310), (1415, 39448), (2264, 24655), (2830, 19724), (4931, 11320), (5660, 9862)]