776465380

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{20147}}^1$

素因数の和:20244

約数の個数: 48

約数和(自身を含む): 1705971456

約数和(自身を除く): 929506076

約数列:

[1, 2, 4, 5, 10, 20, 41, 47, 82, 94, 164, 188, 205, 235, 410, 470, 820, 940, 1927, 3854, 7708, 9635, 19270, 20147, 38540, 40294, 80588, 100735, 201470, 402940, 826027, 946909, 1652054, 1893818, 3304108, 3787636, 4130135, 4734545, 8260270, 9469090, 16520540, 18938180, 38823269, 77646538, 155293076, 194116345, 388232690, 776465380]

約数ペア:

[(1, 776465380), (2, 388232690), (4, 194116345), (5, 155293076), (10, 77646538), (20, 38823269), (41, 18938180), (47, 16520540), (82, 9469090), (94, 8260270), (164, 4734545), (188, 4130135), (205, 3787636), (235, 3304108), (410, 1893818), (470, 1652054), (820, 946909), (940, 826027), (1927, 402940), (3854, 201470), (7708, 100735), (9635, 80588), (19270, 40294), (20147, 38540)]