39707920

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{97}}^1$

素因数の和:177

約数の個数: 160

約数和(自身を含む): 115492608

約数和(自身を除く): 75784688

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 34, 35, 40, 43, 56, 68, 70, 80, 85, 86, 97, 112, 119, 136, 140, 170, 172, 194, 215, 238, 272, 280, 301, 340, 344, 388, 430, 476, 485, 560, 595, 602, 679, 680, 688, 731, 776, 860, 952, 970, 1190, 1204, 1358, 1360, 1462, 1505, 1552, 1649, 1720, 1904, 1940, 2380, 2408, 2716, 2924, 3010, 3298, 3395, 3440, 3655, 3880, 4171, 4760, 4816, 5117, 5432, 5848, 6020, 6596, 6790, 7310, 7760, 8245, 8342, 9520, 10234, 10864, 11543, 11696, 12040, 13192, 13580, 14620, 16490, 16684, 20468, 20855, 23086, 24080, 25585, 26384, 27160, 29197, 29240, 32980, 33368, 40936, 41710, 46172, 51170, 54320, 57715, 58394, 58480, 65960, 66736, 70907, 81872, 83420, 92344, 102340, 115430, 116788, 131920, 141814, 145985, 166840, 184688, 204680, 230860, 233576, 283628, 291970, 333680, 354535, 409360, 461720, 467152, 496349, 567256, 583940, 709070, 923440, 992698, 1134512, 1167880, 1418140, 1985396, 2335760, 2481745, 2836280, 3970792, 4963490, 5672560, 7941584, 9926980, 19853960, 39707920]

約数ペア:

[(1, 39707920), (2, 19853960), (4, 9926980), (5, 7941584), (7, 5672560), (8, 4963490), (10, 3970792), (14, 2836280), (16, 2481745), (17, 2335760), (20, 1985396), (28, 1418140), (34, 1167880), (35, 1134512), (40, 992698), (43, 923440), (56, 709070), (68, 583940), (70, 567256), (80, 496349), (85, 467152), (86, 461720), (97, 409360), (112, 354535), (119, 333680), (136, 291970), (140, 283628), (170, 233576), (172, 230860), (194, 204680), (215, 184688), (238, 166840), (272, 145985), (280, 141814), (301, 131920), (340, 116788), (344, 115430), (388, 102340), (430, 92344), (476, 83420), (485, 81872), (560, 70907), (595, 66736), (602, 65960), (679, 58480), (680, 58394), (688, 57715), (731, 54320), (776, 51170), (860, 46172), (952, 41710), (970, 40936), (1190, 33368), (1204, 32980), (1358, 29240), (1360, 29197), (1462, 27160), (1505, 26384), (1552, 25585), (1649, 24080), (1720, 23086), (1904, 20855), (1940, 20468), (2380, 16684), (2408, 16490), (2716, 14620), (2924, 13580), (3010, 13192), (3298, 12040), (3395, 11696), (3440, 11543), (3655, 10864), (3880, 10234), (4171, 9520), (4760, 8342), (4816, 8245), (5117, 7760), (5432, 7310), (5848, 6790), (6020, 6596)]