1952209220

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1381}}^1\times {\mathrm{5437}}^1$

素因数の和:6840

約数の個数: 48

約数和(自身を含む): 4419005808

約数和(自身を除く): 2466796588

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 1381, 2762, 5437, 5524, 6905, 10874, 13810, 17953, 21748, 27185, 27620, 35906, 54370, 70681, 71812, 89765, 108740, 141362, 179530, 282724, 353405, 359060, 706810, 1413620, 7508497, 15016994, 30033988, 37542485, 75084970, 97610461, 150169940, 195220922, 390441844, 488052305, 976104610, 1952209220]

約数ペア:

[(1, 1952209220), (2, 976104610), (4, 488052305), (5, 390441844), (10, 195220922), (13, 150169940), (20, 97610461), (26, 75084970), (52, 37542485), (65, 30033988), (130, 15016994), (260, 7508497), (1381, 1413620), (2762, 706810), (5437, 359060), (5524, 353405), (6905, 282724), (10874, 179530), (13810, 141362), (17953, 108740), (21748, 89765), (27185, 71812), (27620, 70681), (35906, 54370)]