38895920

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{69457}}^1$

素因数の和:69477

約数の個数: 40

約数和(自身を含む): 103353504

約数和(自身を除く): 64457584

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 69457, 138914, 277828, 347285, 486199, 555656, 694570, 972398, 1111312, 1389140, 1944796, 2430995, 2778280, 3889592, 4861990, 5556560, 7779184, 9723980, 19447960, 38895920]

約数ペア:

[(1, 38895920), (2, 19447960), (4, 9723980), (5, 7779184), (7, 5556560), (8, 4861990), (10, 3889592), (14, 2778280), (16, 2430995), (20, 1944796), (28, 1389140), (35, 1111312), (40, 972398), (56, 694570), (70, 555656), (80, 486199), (112, 347285), (140, 277828), (280, 138914), (560, 69457)]