51787960

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{184957}}^1$

素因数の和:184975

約数の個数: 32

約数和(自身を含む): 133169760

約数和(自身を除く): 81381800

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 184957, 369914, 739828, 924785, 1294699, 1479656, 1849570, 2589398, 3699140, 5178796, 6473495, 7398280, 10357592, 12946990, 25893980, 51787960]

約数ペア:

[(1, 51787960), (2, 25893980), (4, 12946990), (5, 10357592), (7, 7398280), (8, 6473495), (10, 5178796), (14, 3699140), (20, 2589398), (28, 1849570), (35, 1479656), (40, 1294699), (56, 924785), (70, 739828), (140, 369914), (280, 184957)]