39818680

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{433}}^1$

素因数の和:485

約数の個数: 96

約数和(自身を含む): 103899600

約数和(自身を除く): 64080920

約数列:

[1, 2, 4, 5, 8, 10, 11, 19, 20, 22, 38, 40, 44, 55, 76, 88, 95, 110, 121, 152, 190, 209, 220, 242, 380, 418, 433, 440, 484, 605, 760, 836, 866, 968, 1045, 1210, 1672, 1732, 2090, 2165, 2299, 2420, 3464, 4180, 4330, 4598, 4763, 4840, 8227, 8360, 8660, 9196, 9526, 11495, 16454, 17320, 18392, 19052, 22990, 23815, 32908, 38104, 41135, 45980, 47630, 52393, 65816, 82270, 90497, 91960, 95260, 104786, 164540, 180994, 190520, 209572, 261965, 329080, 361988, 419144, 452485, 523930, 723976, 904970, 995467, 1047860, 1809940, 1990934, 2095720, 3619880, 3981868, 4977335, 7963736, 9954670, 19909340, 39818680]

約数ペア:

[(1, 39818680), (2, 19909340), (4, 9954670), (5, 7963736), (8, 4977335), (10, 3981868), (11, 3619880), (19, 2095720), (20, 1990934), (22, 1809940), (38, 1047860), (40, 995467), (44, 904970), (55, 723976), (76, 523930), (88, 452485), (95, 419144), (110, 361988), (121, 329080), (152, 261965), (190, 209572), (209, 190520), (220, 180994), (242, 164540), (380, 104786), (418, 95260), (433, 91960), (440, 90497), (484, 82270), (605, 65816), (760, 52393), (836, 47630), (866, 45980), (968, 41135), (1045, 38104), (1210, 32908), (1672, 23815), (1732, 22990), (2090, 19052), (2165, 18392), (2299, 17320), (2420, 16454), (3464, 11495), (4180, 9526), (4330, 9196), (4598, 8660), (4763, 8360), (4840, 8227)]