992809220

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{263}}^1\times {\mathrm{14519}}^1$

素因数の和:14804

約数の個数: 48

約数和(自身を含む): 2253968640

約数和(自身を除く): 1261159420

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 263, 526, 1052, 1315, 2630, 3419, 5260, 6838, 13676, 14519, 17095, 29038, 34190, 58076, 68380, 72595, 145190, 188747, 290380, 377494, 754988, 943735, 1887470, 3774940, 3818497, 7636994, 15273988, 19092485, 38184970, 49640461, 76369940, 99280922, 198561844, 248202305, 496404610, 992809220]

約数ペア:

[(1, 992809220), (2, 496404610), (4, 248202305), (5, 198561844), (10, 99280922), (13, 76369940), (20, 49640461), (26, 38184970), (52, 19092485), (65, 15273988), (130, 7636994), (260, 3818497), (263, 3774940), (526, 1887470), (1052, 943735), (1315, 754988), (2630, 377494), (3419, 290380), (5260, 188747), (6838, 145190), (13676, 72595), (14519, 68380), (17095, 58076), (29038, 34190)]