27279980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{1153}}^1$

素因数の和:1195

約数の個数: 72

約数和(自身を含む): 70957152

約数和(自身を除く): 43677172

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 169, 182, 260, 338, 364, 455, 676, 845, 910, 1153, 1183, 1690, 1820, 2306, 2366, 3380, 4612, 4732, 5765, 5915, 8071, 11530, 11830, 14989, 16142, 23060, 23660, 29978, 32284, 40355, 59956, 74945, 80710, 104923, 149890, 161420, 194857, 209846, 299780, 389714, 419692, 524615, 779428, 974285, 1049230, 1363999, 1948570, 2098460, 2727998, 3897140, 5455996, 6819995, 13639990, 27279980]

約数ペア:

[(1, 27279980), (2, 13639990), (4, 6819995), (5, 5455996), (7, 3897140), (10, 2727998), (13, 2098460), (14, 1948570), (20, 1363999), (26, 1049230), (28, 974285), (35, 779428), (52, 524615), (65, 419692), (70, 389714), (91, 299780), (130, 209846), (140, 194857), (169, 161420), (182, 149890), (260, 104923), (338, 80710), (364, 74945), (455, 59956), (676, 40355), (845, 32284), (910, 29978), (1153, 23660), (1183, 23060), (1690, 16142), (1820, 14989), (2306, 11830), (2366, 11530), (3380, 8071), (4612, 5915), (4732, 5765)]