1520792020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1783}}^1\times {\mathrm{3877}}^1$

素因数の和:5680

約数の個数: 48

約数和(自身を含む): 3486849408

約数和(自身を除く): 1966057388

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 1783, 3566, 3877, 7132, 7754, 8915, 15508, 17830, 19385, 19613, 35660, 38770, 39226, 42647, 77540, 78452, 85294, 98065, 170588, 196130, 213235, 392260, 426470, 852940, 6912691, 13825382, 27650764, 34563455, 69126910, 76039601, 138253820, 152079202, 304158404, 380198005, 760396010, 1520792020]

約数ペア:

[(1, 1520792020), (2, 760396010), (4, 380198005), (5, 304158404), (10, 152079202), (11, 138253820), (20, 76039601), (22, 69126910), (44, 34563455), (55, 27650764), (110, 13825382), (220, 6912691), (1783, 852940), (3566, 426470), (3877, 392260), (7132, 213235), (7754, 196130), (8915, 170588), (15508, 98065), (17830, 85294), (19385, 78452), (19613, 77540), (35660, 42647), (38770, 39226)]