15704852680

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{991}}^1\times {\mathrm{36017}}^1$

素因数の和:37030

約数の個数: 64

約数和(自身を含む): 38588244480

約数和(自身を除く): 22883391800

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 991, 1982, 3964, 4955, 7928, 9910, 10901, 19820, 21802, 36017, 39640, 43604, 54505, 72034, 87208, 109010, 144068, 180085, 218020, 288136, 360170, 396187, 436040, 720340, 792374, 1440680, 1584748, 1980935, 3169496, 3961870, 7923740, 15847480, 35692847, 71385694, 142771388, 178464235, 285542776, 356928470, 392621317, 713856940, 785242634, 1427713880, 1570485268, 1963106585, 3140970536, 3926213170, 7852426340, 15704852680]

約数ペア:

[(1, 15704852680), (2, 7852426340), (4, 3926213170), (5, 3140970536), (8, 1963106585), (10, 1570485268), (11, 1427713880), (20, 785242634), (22, 713856940), (40, 392621317), (44, 356928470), (55, 285542776), (88, 178464235), (110, 142771388), (220, 71385694), (440, 35692847), (991, 15847480), (1982, 7923740), (3964, 3961870), (4955, 3169496), (7928, 1980935), (9910, 1584748), (10901, 1440680), (19820, 792374), (21802, 720340), (36017, 436040), (39640, 396187), (43604, 360170), (54505, 288136), (72034, 218020), (87208, 180085), (109010, 144068)]