20177146480

素因数分解:

$2^4\times 5^1\times {\mathrm{67}}^1\times {\mathrm{3764393}}^1$

素因数の和:3764473

約数の個数: 40

約数和(自身を含む): 47612055312

約数和(自身を除く): 27434908832

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 67, 80, 134, 268, 335, 536, 670, 1072, 1340, 2680, 5360, 3764393, 7528786, 15057572, 18821965, 30115144, 37643930, 60230288, 75287860, 150575720, 252214331, 301151440, 504428662, 1008857324, 1261071655, 2017714648, 2522143310, 4035429296, 5044286620, 10088573240, 20177146480]

約数ペア:

[(1, 20177146480), (2, 10088573240), (4, 5044286620), (5, 4035429296), (8, 2522143310), (10, 2017714648), (16, 1261071655), (20, 1008857324), (40, 504428662), (67, 301151440), (80, 252214331), (134, 150575720), (268, 75287860), (335, 60230288), (536, 37643930), (670, 30115144), (1072, 18821965), (1340, 15057572), (2680, 7528786), (5360, 3764393)]