1520656880

素因数分解:

$2^4\times 5^1\times {\mathrm{271}}^1\times {\mathrm{70141}}^1$

素因数の和:70425

約数の個数: 40

約数和(自身を含む): 3548624064

約数和(自身を除く): 2027967184

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 271, 542, 1084, 1355, 2168, 2710, 4336, 5420, 10840, 21680, 70141, 140282, 280564, 350705, 561128, 701410, 1122256, 1402820, 2805640, 5611280, 19008211, 38016422, 76032844, 95041055, 152065688, 190082110, 304131376, 380164220, 760328440, 1520656880]

約数ペア:

[(1, 1520656880), (2, 760328440), (4, 380164220), (5, 304131376), (8, 190082110), (10, 152065688), (16, 95041055), (20, 76032844), (40, 38016422), (80, 19008211), (271, 5611280), (542, 2805640), (1084, 1402820), (1355, 1122256), (2168, 701410), (2710, 561128), (4336, 350705), (5420, 280564), (10840, 140282), (21680, 70141)]