1983220

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{307}}^1$

素因数の和:352

約数の個数: 48

約数和(自身を含む): 4656960

約数和(自身を除く): 2673740

約数列:

[1, 2, 4, 5, 10, 17, 19, 20, 34, 38, 68, 76, 85, 95, 170, 190, 307, 323, 340, 380, 614, 646, 1228, 1292, 1535, 1615, 3070, 3230, 5219, 5833, 6140, 6460, 10438, 11666, 20876, 23332, 26095, 29165, 52190, 58330, 99161, 104380, 116660, 198322, 396644, 495805, 991610, 1983220]

約数ペア:

[(1, 1983220), (2, 991610), (4, 495805), (5, 396644), (10, 198322), (17, 116660), (19, 104380), (20, 99161), (34, 58330), (38, 52190), (68, 29165), (76, 26095), (85, 23332), (95, 20876), (170, 11666), (190, 10438), (307, 6460), (323, 6140), (340, 5833), (380, 5219), (614, 3230), (646, 3070), (1228, 1615), (1292, 1535)]