29275870

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{1019}}^1$

素因数の和:1069

約数の個数: 48

約数和(自身を含む): 60477840

約数和(自身を除く): 31201970

約数列:

[1, 2, 5, 10, 13, 17, 26, 34, 65, 85, 130, 169, 170, 221, 338, 442, 845, 1019, 1105, 1690, 2038, 2210, 2873, 5095, 5746, 10190, 13247, 14365, 17323, 26494, 28730, 34646, 66235, 86615, 132470, 172211, 173230, 225199, 344422, 450398, 861055, 1125995, 1722110, 2251990, 2927587, 5855174, 14637935, 29275870]

約数ペア:

[(1, 29275870), (2, 14637935), (5, 5855174), (10, 2927587), (13, 2251990), (17, 1722110), (26, 1125995), (34, 861055), (65, 450398), (85, 344422), (130, 225199), (169, 173230), (170, 172211), (221, 132470), (338, 86615), (442, 66235), (845, 34646), (1019, 28730), (1105, 26494), (1690, 17323), (2038, 14365), (2210, 13247), (2873, 10190), (5095, 5746)]