27467960

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{523}}^1$

素因数の和:648

約数の個数: 64

約数和(自身を含む): 67344480

約数和(自身を除く): 39876520

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 101, 104, 130, 202, 260, 404, 505, 520, 523, 808, 1010, 1046, 1313, 2020, 2092, 2615, 2626, 4040, 4184, 5230, 5252, 6565, 6799, 10460, 10504, 13130, 13598, 20920, 26260, 27196, 33995, 52520, 52823, 54392, 67990, 105646, 135980, 211292, 264115, 271960, 422584, 528230, 686699, 1056460, 1373398, 2112920, 2746796, 3433495, 5493592, 6866990, 13733980, 27467960]

約数ペア:

[(1, 27467960), (2, 13733980), (4, 6866990), (5, 5493592), (8, 3433495), (10, 2746796), (13, 2112920), (20, 1373398), (26, 1056460), (40, 686699), (52, 528230), (65, 422584), (101, 271960), (104, 264115), (130, 211292), (202, 135980), (260, 105646), (404, 67990), (505, 54392), (520, 52823), (523, 52520), (808, 33995), (1010, 27196), (1046, 26260), (1313, 20920), (2020, 13598), (2092, 13130), (2615, 10504), (2626, 10460), (4040, 6799), (4184, 6565), (5230, 5252)]