1286016820

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{277}}^1\times {\mathrm{449}}^1$

素因数の和:793

約数の個数: 96

約数和(自身を含む): 3026419200

約数和(自身を除く): 1740402380

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 47, 55, 94, 110, 188, 220, 235, 277, 449, 470, 517, 554, 898, 940, 1034, 1108, 1385, 1796, 2068, 2245, 2585, 2770, 3047, 4490, 4939, 5170, 5540, 6094, 8980, 9878, 10340, 12188, 13019, 15235, 19756, 21103, 24695, 26038, 30470, 42206, 49390, 52076, 60940, 65095, 84412, 98780, 105515, 124373, 130190, 143209, 211030, 232133, 248746, 260380, 286418, 422060, 464266, 497492, 572836, 621865, 716045, 928532, 1160665, 1243730, 1368103, 1432090, 2321330, 2487460, 2736206, 2864180, 4642660, 5472412, 5845531, 6840515, 11691062, 13681030, 23382124, 27362060, 29227655, 58455310, 64300841, 116910620, 128601682, 257203364, 321504205, 643008410, 1286016820]

約数ペア:

[(1, 1286016820), (2, 643008410), (4, 321504205), (5, 257203364), (10, 128601682), (11, 116910620), (20, 64300841), (22, 58455310), (44, 29227655), (47, 27362060), (55, 23382124), (94, 13681030), (110, 11691062), (188, 6840515), (220, 5845531), (235, 5472412), (277, 4642660), (449, 2864180), (470, 2736206), (517, 2487460), (554, 2321330), (898, 1432090), (940, 1368103), (1034, 1243730), (1108, 1160665), (1385, 928532), (1796, 716045), (2068, 621865), (2245, 572836), (2585, 497492), (2770, 464266), (3047, 422060), (4490, 286418), (4939, 260380), (5170, 248746), (5540, 232133), (6094, 211030), (8980, 143209), (9878, 130190), (10340, 124373), (12188, 105515), (13019, 98780), (15235, 84412), (19756, 65095), (21103, 60940), (24695, 52076), (26038, 49390), (30470, 42206)]