42231440

素因数分解:

$2^4\times 5^1\times {\mathrm{67}}^1\times {\mathrm{7879}}^1$

素因数の和:7959

約数の個数: 40

約数和(自身を含む): 99666240

約数和(自身を除く): 57434800

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 67, 80, 134, 268, 335, 536, 670, 1072, 1340, 2680, 5360, 7879, 15758, 31516, 39395, 63032, 78790, 126064, 157580, 315160, 527893, 630320, 1055786, 2111572, 2639465, 4223144, 5278930, 8446288, 10557860, 21115720, 42231440]

約数ペア:

[(1, 42231440), (2, 21115720), (4, 10557860), (5, 8446288), (8, 5278930), (10, 4223144), (16, 2639465), (20, 2111572), (40, 1055786), (67, 630320), (80, 527893), (134, 315160), (268, 157580), (335, 126064), (536, 78790), (670, 63032), (1072, 39395), (1340, 31516), (2680, 15758), (5360, 7879)]