19852340

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{587}}^1$

素因数の和:704

約数の個数: 48

約数和(自身を含む): 44452800

約数和(自身を除く): 24600460

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 89, 95, 178, 190, 356, 380, 445, 587, 890, 1174, 1691, 1780, 2348, 2935, 3382, 5870, 6764, 8455, 11153, 11740, 16910, 22306, 33820, 44612, 52243, 55765, 104486, 111530, 208972, 223060, 261215, 522430, 992617, 1044860, 1985234, 3970468, 4963085, 9926170, 19852340]

約数ペア:

[(1, 19852340), (2, 9926170), (4, 4963085), (5, 3970468), (10, 1985234), (19, 1044860), (20, 992617), (38, 522430), (76, 261215), (89, 223060), (95, 208972), (178, 111530), (190, 104486), (356, 55765), (380, 52243), (445, 44612), (587, 33820), (890, 22306), (1174, 16910), (1691, 11740), (1780, 11153), (2348, 8455), (2935, 6764), (3382, 5870)]