12862520

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1$

素因数の和:117

約数の個数: 128

約数和(自身を含む): 34836480

約数和(自身を除く): 21973960

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 23, 31, 40, 41, 44, 46, 55, 62, 82, 88, 92, 110, 115, 124, 155, 164, 184, 205, 220, 230, 248, 253, 310, 328, 341, 410, 440, 451, 460, 506, 620, 682, 713, 820, 902, 920, 943, 1012, 1240, 1265, 1271, 1364, 1426, 1640, 1705, 1804, 1886, 2024, 2255, 2530, 2542, 2728, 2852, 3410, 3565, 3608, 3772, 4510, 4715, 5060, 5084, 5704, 6355, 6820, 7130, 7544, 7843, 9020, 9430, 10120, 10168, 10373, 12710, 13640, 13981, 14260, 15686, 18040, 18860, 20746, 25420, 27962, 28520, 29233, 31372, 37720, 39215, 41492, 50840, 51865, 55924, 58466, 62744, 69905, 78430, 82984, 103730, 111848, 116932, 139810, 146165, 156860, 207460, 233864, 279620, 292330, 313720, 321563, 414920, 559240, 584660, 643126, 1169320, 1286252, 1607815, 2572504, 3215630, 6431260, 12862520]

約数ペア:

[(1, 12862520), (2, 6431260), (4, 3215630), (5, 2572504), (8, 1607815), (10, 1286252), (11, 1169320), (20, 643126), (22, 584660), (23, 559240), (31, 414920), (40, 321563), (41, 313720), (44, 292330), (46, 279620), (55, 233864), (62, 207460), (82, 156860), (88, 146165), (92, 139810), (110, 116932), (115, 111848), (124, 103730), (155, 82984), (164, 78430), (184, 69905), (205, 62744), (220, 58466), (230, 55924), (248, 51865), (253, 50840), (310, 41492), (328, 39215), (341, 37720), (410, 31372), (440, 29233), (451, 28520), (460, 27962), (506, 25420), (620, 20746), (682, 18860), (713, 18040), (820, 15686), (902, 14260), (920, 13981), (943, 13640), (1012, 12710), (1240, 10373), (1265, 10168), (1271, 10120), (1364, 9430), (1426, 9020), (1640, 7843), (1705, 7544), (1804, 7130), (1886, 6820), (2024, 6355), (2255, 5704), (2530, 5084), (2542, 5060), (2728, 4715), (2852, 4510), (3410, 3772), (3565, 3608)]