47663920

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{101}}^1\times {\mathrm{347}}^1$

素因数の和:478

約数の個数: 80

約数和(自身を含む): 118840608

約数和(自身を除く): 71176688

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 101, 136, 170, 202, 272, 340, 347, 404, 505, 680, 694, 808, 1010, 1360, 1388, 1616, 1717, 1735, 2020, 2776, 3434, 3470, 4040, 5552, 5899, 6868, 6940, 8080, 8585, 11798, 13736, 13880, 17170, 23596, 27472, 27760, 29495, 34340, 35047, 47192, 58990, 68680, 70094, 94384, 117980, 137360, 140188, 175235, 235960, 280376, 350470, 471920, 560752, 595799, 700940, 1191598, 1401880, 2383196, 2803760, 2978995, 4766392, 5957990, 9532784, 11915980, 23831960, 47663920]

約数ペア:

[(1, 47663920), (2, 23831960), (4, 11915980), (5, 9532784), (8, 5957990), (10, 4766392), (16, 2978995), (17, 2803760), (20, 2383196), (34, 1401880), (40, 1191598), (68, 700940), (80, 595799), (85, 560752), (101, 471920), (136, 350470), (170, 280376), (202, 235960), (272, 175235), (340, 140188), (347, 137360), (404, 117980), (505, 94384), (680, 70094), (694, 68680), (808, 58990), (1010, 47192), (1360, 35047), (1388, 34340), (1616, 29495), (1717, 27760), (1735, 27472), (2020, 23596), (2776, 17170), (3434, 13880), (3470, 13736), (4040, 11798), (5552, 8585), (5899, 8080), (6868, 6940)]