3888920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1$

素因数の和:97

約数の個数: 128

約数和(自身を含む): 11404800

約数和(自身を除く): 7515880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 17, 19, 20, 28, 34, 35, 38, 40, 43, 56, 68, 70, 76, 85, 86, 95, 119, 133, 136, 140, 152, 170, 172, 190, 215, 238, 266, 280, 301, 323, 340, 344, 380, 430, 476, 532, 595, 602, 646, 665, 680, 731, 760, 817, 860, 952, 1064, 1190, 1204, 1292, 1330, 1462, 1505, 1615, 1634, 1720, 2261, 2380, 2408, 2584, 2660, 2924, 3010, 3230, 3268, 3655, 4085, 4522, 4760, 5117, 5320, 5719, 5848, 6020, 6460, 6536, 7310, 8170, 9044, 10234, 11305, 11438, 12040, 12920, 13889, 14620, 16340, 18088, 20468, 22610, 22876, 25585, 27778, 28595, 29240, 32680, 40936, 45220, 45752, 51170, 55556, 57190, 69445, 90440, 97223, 102340, 111112, 114380, 138890, 194446, 204680, 228760, 277780, 388892, 486115, 555560, 777784, 972230, 1944460, 3888920]

約数ペア:

[(1, 3888920), (2, 1944460), (4, 972230), (5, 777784), (7, 555560), (8, 486115), (10, 388892), (14, 277780), (17, 228760), (19, 204680), (20, 194446), (28, 138890), (34, 114380), (35, 111112), (38, 102340), (40, 97223), (43, 90440), (56, 69445), (68, 57190), (70, 55556), (76, 51170), (85, 45752), (86, 45220), (95, 40936), (119, 32680), (133, 29240), (136, 28595), (140, 27778), (152, 25585), (170, 22876), (172, 22610), (190, 20468), (215, 18088), (238, 16340), (266, 14620), (280, 13889), (301, 12920), (323, 12040), (340, 11438), (344, 11305), (380, 10234), (430, 9044), (476, 8170), (532, 7310), (595, 6536), (602, 6460), (646, 6020), (665, 5848), (680, 5719), (731, 5320), (760, 5117), (817, 4760), (860, 4522), (952, 4085), (1064, 3655), (1190, 3268), (1204, 3230), (1292, 3010), (1330, 2924), (1462, 2660), (1505, 2584), (1615, 2408), (1634, 2380), (1720, 2261)]