1260888928

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{64489}}^1$

素因数の和:64559

約数の個数: 48

約数和(自身を含む): 2730248640

約数和(自身を除く): 1469359712

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 47, 52, 94, 104, 188, 208, 376, 416, 611, 752, 1222, 1504, 2444, 4888, 9776, 19552, 64489, 128978, 257956, 515912, 838357, 1031824, 1676714, 2063648, 3030983, 3353428, 6061966, 6706856, 12123932, 13413712, 24247864, 26827424, 39402779, 48495728, 78805558, 96991456, 157611116, 315222232, 630444464, 1260888928]

約数ペア:

[(1, 1260888928), (2, 630444464), (4, 315222232), (8, 157611116), (13, 96991456), (16, 78805558), (26, 48495728), (32, 39402779), (47, 26827424), (52, 24247864), (94, 13413712), (104, 12123932), (188, 6706856), (208, 6061966), (376, 3353428), (416, 3030983), (611, 2063648), (752, 1676714), (1222, 1031824), (1504, 838357), (2444, 515912), (4888, 257956), (9776, 128978), (19552, 64489)]