29711920

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{3121}}^1$

素因数の和:3158

約数の個数: 80

約数和(自身を含む): 83619648

約数和(自身を除く): 53907728

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 34, 35, 40, 56, 68, 70, 80, 85, 112, 119, 136, 140, 170, 238, 272, 280, 340, 476, 560, 595, 680, 952, 1190, 1360, 1904, 2380, 3121, 4760, 6242, 9520, 12484, 15605, 21847, 24968, 31210, 43694, 49936, 53057, 62420, 87388, 106114, 109235, 124840, 174776, 212228, 218470, 249680, 265285, 349552, 371399, 424456, 436940, 530570, 742798, 848912, 873880, 1061140, 1485596, 1747760, 1856995, 2122280, 2971192, 3713990, 4244560, 5942384, 7427980, 14855960, 29711920]

約数ペア:

[(1, 29711920), (2, 14855960), (4, 7427980), (5, 5942384), (7, 4244560), (8, 3713990), (10, 2971192), (14, 2122280), (16, 1856995), (17, 1747760), (20, 1485596), (28, 1061140), (34, 873880), (35, 848912), (40, 742798), (56, 530570), (68, 436940), (70, 424456), (80, 371399), (85, 349552), (112, 265285), (119, 249680), (136, 218470), (140, 212228), (170, 174776), (238, 124840), (272, 109235), (280, 106114), (340, 87388), (476, 62420), (560, 53057), (595, 49936), (680, 43694), (952, 31210), (1190, 24968), (1360, 21847), (1904, 15605), (2380, 12484), (3121, 9520), (4760, 6242)]