27740440

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{7621}}^1$

素因数の和:7652

約数の個数: 64

約数和(自身を含む): 76829760

約数和(自身を除く): 49089320

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 65, 70, 91, 104, 130, 140, 182, 260, 280, 364, 455, 520, 728, 910, 1820, 3640, 7621, 15242, 30484, 38105, 53347, 60968, 76210, 99073, 106694, 152420, 198146, 213388, 266735, 304840, 396292, 426776, 495365, 533470, 693511, 792584, 990730, 1066940, 1387022, 1981460, 2133880, 2774044, 3467555, 3962920, 5548088, 6935110, 13870220, 27740440]

約数ペア:

[(1, 27740440), (2, 13870220), (4, 6935110), (5, 5548088), (7, 3962920), (8, 3467555), (10, 2774044), (13, 2133880), (14, 1981460), (20, 1387022), (26, 1066940), (28, 990730), (35, 792584), (40, 693511), (52, 533470), (56, 495365), (65, 426776), (70, 396292), (91, 304840), (104, 266735), (130, 213388), (140, 198146), (182, 152420), (260, 106694), (280, 99073), (364, 76210), (455, 60968), (520, 53347), (728, 38105), (910, 30484), (1820, 15242), (3640, 7621)]