39956520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{467}}^1$

素因数の和:535

約数の個数: 128

約数和(自身を含む): 129392640

約数和(自身を除く): 89436120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 31, 40, 46, 60, 62, 69, 92, 93, 115, 120, 124, 138, 155, 184, 186, 230, 248, 276, 310, 345, 372, 460, 465, 467, 552, 620, 690, 713, 744, 920, 930, 934, 1240, 1380, 1401, 1426, 1860, 1868, 2139, 2335, 2760, 2802, 2852, 3565, 3720, 3736, 4278, 4670, 5604, 5704, 7005, 7130, 8556, 9340, 10695, 10741, 11208, 14010, 14260, 14477, 17112, 18680, 21390, 21482, 28020, 28520, 28954, 32223, 42780, 42964, 43431, 53705, 56040, 57908, 64446, 72385, 85560, 85928, 86862, 107410, 115816, 128892, 144770, 161115, 173724, 214820, 217155, 257784, 289540, 322230, 332971, 347448, 429640, 434310, 579080, 644460, 665942, 868620, 998913, 1288920, 1331884, 1664855, 1737240, 1997826, 2663768, 3329710, 3995652, 4994565, 6659420, 7991304, 9989130, 13318840, 19978260, 39956520]

約数ペア:

[(1, 39956520), (2, 19978260), (3, 13318840), (4, 9989130), (5, 7991304), (6, 6659420), (8, 4994565), (10, 3995652), (12, 3329710), (15, 2663768), (20, 1997826), (23, 1737240), (24, 1664855), (30, 1331884), (31, 1288920), (40, 998913), (46, 868620), (60, 665942), (62, 644460), (69, 579080), (92, 434310), (93, 429640), (115, 347448), (120, 332971), (124, 322230), (138, 289540), (155, 257784), (184, 217155), (186, 214820), (230, 173724), (248, 161115), (276, 144770), (310, 128892), (345, 115816), (372, 107410), (460, 86862), (465, 85928), (467, 85560), (552, 72385), (620, 64446), (690, 57908), (713, 56040), (744, 53705), (920, 43431), (930, 42964), (934, 42780), (1240, 32223), (1380, 28954), (1401, 28520), (1426, 28020), (1860, 21482), (1868, 21390), (2139, 18680), (2335, 17112), (2760, 14477), (2802, 14260), (2852, 14010), (3565, 11208), (3720, 10741), (3736, 10695), (4278, 9340), (4670, 8556), (5604, 7130), (5704, 7005)]