29676920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{263}}^1$

素因数の和:325

約数の個数: 128

約数和(自身を含む): 85155840

約数和(自身を除く): 55478920

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 31, 35, 40, 52, 56, 62, 65, 70, 91, 104, 124, 130, 140, 155, 182, 217, 248, 260, 263, 280, 310, 364, 403, 434, 455, 520, 526, 620, 728, 806, 868, 910, 1052, 1085, 1240, 1315, 1612, 1736, 1820, 1841, 2015, 2104, 2170, 2630, 2821, 3224, 3419, 3640, 3682, 4030, 4340, 5260, 5642, 6838, 7364, 8060, 8153, 8680, 9205, 10520, 11284, 13676, 14105, 14728, 16120, 16306, 17095, 18410, 22568, 23933, 27352, 28210, 32612, 34190, 36820, 40765, 47866, 56420, 57071, 65224, 68380, 73640, 81530, 95732, 105989, 112840, 114142, 119665, 136760, 163060, 191464, 211978, 228284, 239330, 285355, 326120, 423956, 456568, 478660, 529945, 570710, 741923, 847912, 957320, 1059890, 1141420, 1483846, 2119780, 2282840, 2967692, 3709615, 4239560, 5935384, 7419230, 14838460, 29676920]

約数ペア:

[(1, 29676920), (2, 14838460), (4, 7419230), (5, 5935384), (7, 4239560), (8, 3709615), (10, 2967692), (13, 2282840), (14, 2119780), (20, 1483846), (26, 1141420), (28, 1059890), (31, 957320), (35, 847912), (40, 741923), (52, 570710), (56, 529945), (62, 478660), (65, 456568), (70, 423956), (91, 326120), (104, 285355), (124, 239330), (130, 228284), (140, 211978), (155, 191464), (182, 163060), (217, 136760), (248, 119665), (260, 114142), (263, 112840), (280, 105989), (310, 95732), (364, 81530), (403, 73640), (434, 68380), (455, 65224), (520, 57071), (526, 56420), (620, 47866), (728, 40765), (806, 36820), (868, 34190), (910, 32612), (1052, 28210), (1085, 27352), (1240, 23933), (1315, 22568), (1612, 18410), (1736, 17095), (1820, 16306), (1841, 16120), (2015, 14728), (2104, 14105), (2170, 13676), (2630, 11284), (2821, 10520), (3224, 9205), (3419, 8680), (3640, 8153), (3682, 8060), (4030, 7364), (4340, 6838), (5260, 5642)]