788529340

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{397}}^1\times {\mathrm{2113}}^1$

素因数の和:2566

約数の個数: 48

約数和(自身を含む): 1696205952

約数和(自身を除く): 907676612

約数列:

[1, 2, 4, 5, 10, 20, 47, 94, 188, 235, 397, 470, 794, 940, 1588, 1985, 2113, 3970, 4226, 7940, 8452, 10565, 18659, 21130, 37318, 42260, 74636, 93295, 99311, 186590, 198622, 373180, 397244, 496555, 838861, 993110, 1677722, 1986220, 3355444, 4194305, 8388610, 16777220, 39426467, 78852934, 157705868, 197132335, 394264670, 788529340]

約数ペア:

[(1, 788529340), (2, 394264670), (4, 197132335), (5, 157705868), (10, 78852934), (20, 39426467), (47, 16777220), (94, 8388610), (188, 4194305), (235, 3355444), (397, 1986220), (470, 1677722), (794, 993110), (940, 838861), (1588, 496555), (1985, 397244), (2113, 373180), (3970, 198622), (4226, 186590), (7940, 99311), (8452, 93295), (10565, 74636), (18659, 42260), (21130, 37318)]