1900389310

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{557}}^1\times {\mathrm{17957}}^1$

素因数の和:18540

約数の個数: 32

約数和(自身を含む): 3607403040

約数和(自身を除く): 1707013730

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 557, 1114, 2785, 5570, 10583, 17957, 21166, 35914, 52915, 89785, 105830, 179570, 341183, 682366, 1705915, 3411830, 10002049, 20004098, 50010245, 100020490, 190038931, 380077862, 950194655, 1900389310]

約数ペア:

[(1, 1900389310), (2, 950194655), (5, 380077862), (10, 190038931), (19, 100020490), (38, 50010245), (95, 20004098), (190, 10002049), (557, 3411830), (1114, 1705915), (2785, 682366), (5570, 341183), (10583, 179570), (17957, 105830), (21166, 89785), (35914, 52915)]