28657203780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{1129}}^1\times {\mathrm{9001}}^1$

素因数の和:10189

約数の個数: 96

約数和(自身を含む): 82029104640

約数和(自身を除く): 53371900860

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 47, 60, 94, 141, 188, 235, 282, 470, 564, 705, 940, 1129, 1410, 2258, 2820, 3387, 4516, 5645, 6774, 9001, 11290, 13548, 16935, 18002, 22580, 27003, 33870, 36004, 45005, 53063, 54006, 67740, 90010, 106126, 108012, 135015, 159189, 180020, 212252, 265315, 270030, 318378, 423047, 530630, 540060, 636756, 795945, 846094, 1061260, 1269141, 1591890, 1692188, 2115235, 2538282, 3183780, 4230470, 5076564, 6345705, 8460940, 10162129, 12691410, 20324258, 25382820, 30486387, 40648516, 50810645, 60972774, 101621290, 121945548, 152431935, 203242580, 304863870, 477620063, 609727740, 955240126, 1432860189, 1910480252, 2388100315, 2865720378, 4776200630, 5731440756, 7164300945, 9552401260, 14328601890, 28657203780]

約数ペア:

[(1, 28657203780), (2, 14328601890), (3, 9552401260), (4, 7164300945), (5, 5731440756), (6, 4776200630), (10, 2865720378), (12, 2388100315), (15, 1910480252), (20, 1432860189), (30, 955240126), (47, 609727740), (60, 477620063), (94, 304863870), (141, 203242580), (188, 152431935), (235, 121945548), (282, 101621290), (470, 60972774), (564, 50810645), (705, 40648516), (940, 30486387), (1129, 25382820), (1410, 20324258), (2258, 12691410), (2820, 10162129), (3387, 8460940), (4516, 6345705), (5645, 5076564), (6774, 4230470), (9001, 3183780), (11290, 2538282), (13548, 2115235), (16935, 1692188), (18002, 1591890), (22580, 1269141), (27003, 1061260), (33870, 846094), (36004, 795945), (45005, 636756), (53063, 540060), (54006, 530630), (67740, 423047), (90010, 318378), (106126, 270030), (108012, 265315), (135015, 212252), (159189, 180020)]