1644006920

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{2163167}}^1$

素因数の和:2163197

約数の個数: 32

約数和(自身を含む): 3893702400

約数和(自身を除く): 2249695480

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 2163167, 4326334, 8652668, 10815835, 17305336, 21631670, 41100173, 43263340, 82200346, 86526680, 164400692, 205500865, 328801384, 411001730, 822003460, 1644006920]

約数ペア:

[(1, 1644006920), (2, 822003460), (4, 411001730), (5, 328801384), (8, 205500865), (10, 164400692), (19, 86526680), (20, 82200346), (38, 43263340), (40, 41100173), (76, 21631670), (95, 17305336), (152, 10815835), (190, 8652668), (380, 4326334), (760, 2163167)]