40170978

素因数分解:

$2^1\times 3^4\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{421}}^1$

素因数の和:485

約数の個数: 80

約数和(自身を含む): 98039040

約数和(自身を除く): 57868062

約数列:

[1, 2, 3, 6, 9, 18, 19, 27, 31, 38, 54, 57, 62, 81, 93, 114, 162, 171, 186, 279, 342, 421, 513, 558, 589, 837, 842, 1026, 1178, 1263, 1539, 1674, 1767, 2511, 2526, 3078, 3534, 3789, 5022, 5301, 7578, 7999, 10602, 11367, 13051, 15903, 15998, 22734, 23997, 26102, 31806, 34101, 39153, 47709, 47994, 68202, 71991, 78306, 95418, 117459, 143982, 215973, 234918, 247969, 352377, 431946, 495938, 647919, 704754, 743907, 1057131, 1295838, 1487814, 2114262, 2231721, 4463442, 6695163, 13390326, 20085489, 40170978]

約数ペア:

[(1, 40170978), (2, 20085489), (3, 13390326), (6, 6695163), (9, 4463442), (18, 2231721), (19, 2114262), (27, 1487814), (31, 1295838), (38, 1057131), (54, 743907), (57, 704754), (62, 647919), (81, 495938), (93, 431946), (114, 352377), (162, 247969), (171, 234918), (186, 215973), (279, 143982), (342, 117459), (421, 95418), (513, 78306), (558, 71991), (589, 68202), (837, 47994), (842, 47709), (1026, 39153), (1178, 34101), (1263, 31806), (1539, 26102), (1674, 23997), (1767, 22734), (2511, 15998), (2526, 15903), (3078, 13051), (3534, 11367), (3789, 10602), (5022, 7999), (5301, 7578)]