40399920

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{5101}}^1$

素因数の和:5131

約数の個数: 120

約数和(自身を含む): 148039632

約数和(自身を除く): 107639712

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 30, 33, 36, 40, 44, 45, 48, 55, 60, 66, 72, 80, 88, 90, 99, 110, 120, 132, 144, 165, 176, 180, 198, 220, 240, 264, 330, 360, 396, 440, 495, 528, 660, 720, 792, 880, 990, 1320, 1584, 1980, 2640, 3960, 5101, 7920, 10202, 15303, 20404, 25505, 30606, 40808, 45909, 51010, 56111, 61212, 76515, 81616, 91818, 102020, 112222, 122424, 153030, 168333, 183636, 204040, 224444, 229545, 244848, 280555, 306060, 336666, 367272, 408080, 448888, 459090, 504999, 561110, 612120, 673332, 734544, 841665, 897776, 918180, 1009998, 1122220, 1224240, 1346664, 1683330, 1836360, 2019996, 2244440, 2524995, 2693328, 3366660, 3672720, 4039992, 4488880, 5049990, 6733320, 8079984, 10099980, 13466640, 20199960, 40399920]

約数ペア:

[(1, 40399920), (2, 20199960), (3, 13466640), (4, 10099980), (5, 8079984), (6, 6733320), (8, 5049990), (9, 4488880), (10, 4039992), (11, 3672720), (12, 3366660), (15, 2693328), (16, 2524995), (18, 2244440), (20, 2019996), (22, 1836360), (24, 1683330), (30, 1346664), (33, 1224240), (36, 1122220), (40, 1009998), (44, 918180), (45, 897776), (48, 841665), (55, 734544), (60, 673332), (66, 612120), (72, 561110), (80, 504999), (88, 459090), (90, 448888), (99, 408080), (110, 367272), (120, 336666), (132, 306060), (144, 280555), (165, 244848), (176, 229545), (180, 224444), (198, 204040), (220, 183636), (240, 168333), (264, 153030), (330, 122424), (360, 112222), (396, 102020), (440, 91818), (495, 81616), (528, 76515), (660, 61212), (720, 56111), (792, 51010), (880, 45909), (990, 40808), (1320, 30606), (1584, 25505), (1980, 20404), (2640, 15303), (3960, 10202), (5101, 7920)]