2838668840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{467}}^1\times {\mathrm{1277}}^1$

素因数の和:1779

約数の個数: 128

約数和(自身を含む): 7751427840

約数和(自身を除く): 4912759000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 17, 20, 28, 34, 35, 40, 56, 68, 70, 85, 119, 136, 140, 170, 238, 280, 340, 467, 476, 595, 680, 934, 952, 1190, 1277, 1868, 2335, 2380, 2554, 3269, 3736, 4670, 4760, 5108, 6385, 6538, 7939, 8939, 9340, 10216, 12770, 13076, 15878, 16345, 17878, 18680, 21709, 25540, 26152, 31756, 32690, 35756, 39695, 43418, 44695, 51080, 55573, 63512, 65380, 71512, 79390, 86836, 89390, 108545, 111146, 130760, 151963, 158780, 173672, 178780, 217090, 222292, 277865, 303926, 317560, 357560, 434180, 444584, 555730, 596359, 607852, 759815, 868360, 1111460, 1192718, 1215704, 1519630, 2222920, 2385436, 2981795, 3039260, 4174513, 4770872, 5963590, 6078520, 8349026, 10138103, 11927180, 16698052, 20276206, 20872565, 23854360, 33396104, 40552412, 41745130, 50690515, 70966721, 81104824, 83490260, 101381030, 141933442, 166980520, 202762060, 283866884, 354833605, 405524120, 567733768, 709667210, 1419334420, 2838668840]

約数ペア:

[(1, 2838668840), (2, 1419334420), (4, 709667210), (5, 567733768), (7, 405524120), (8, 354833605), (10, 283866884), (14, 202762060), (17, 166980520), (20, 141933442), (28, 101381030), (34, 83490260), (35, 81104824), (40, 70966721), (56, 50690515), (68, 41745130), (70, 40552412), (85, 33396104), (119, 23854360), (136, 20872565), (140, 20276206), (170, 16698052), (238, 11927180), (280, 10138103), (340, 8349026), (467, 6078520), (476, 5963590), (595, 4770872), (680, 4174513), (934, 3039260), (952, 2981795), (1190, 2385436), (1277, 2222920), (1868, 1519630), (2335, 1215704), (2380, 1192718), (2554, 1111460), (3269, 868360), (3736, 759815), (4670, 607852), (4760, 596359), (5108, 555730), (6385, 444584), (6538, 434180), (7939, 357560), (8939, 317560), (9340, 303926), (10216, 277865), (12770, 222292), (13076, 217090), (15878, 178780), (16345, 173672), (17878, 158780), (18680, 151963), (21709, 130760), (25540, 111146), (26152, 108545), (31756, 89390), (32690, 86836), (35756, 79390), (39695, 71512), (43418, 65380), (44695, 63512), (51080, 55573)]