40905684

素因数分解:

$2^2\times 3^2\times {\mathrm{23}}^1\times {\mathrm{127}}^1\times {\mathrm{389}}^1$

素因数の和:549

約数の個数: 72

約数和(自身を含む): 109025280

約数和(自身を除く): 68119596

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 36, 46, 69, 92, 127, 138, 207, 254, 276, 381, 389, 414, 508, 762, 778, 828, 1143, 1167, 1524, 1556, 2286, 2334, 2921, 3501, 4572, 4668, 5842, 7002, 8763, 8947, 11684, 14004, 17526, 17894, 26289, 26841, 35052, 35788, 49403, 52578, 53682, 80523, 98806, 105156, 107364, 148209, 161046, 197612, 296418, 322092, 444627, 592836, 889254, 1136269, 1778508, 2272538, 3408807, 4545076, 6817614, 10226421, 13635228, 20452842, 40905684]

約数ペア:

[(1, 40905684), (2, 20452842), (3, 13635228), (4, 10226421), (6, 6817614), (9, 4545076), (12, 3408807), (18, 2272538), (23, 1778508), (36, 1136269), (46, 889254), (69, 592836), (92, 444627), (127, 322092), (138, 296418), (207, 197612), (254, 161046), (276, 148209), (381, 107364), (389, 105156), (414, 98806), (508, 80523), (762, 53682), (778, 52578), (828, 49403), (1143, 35788), (1167, 35052), (1524, 26841), (1556, 26289), (2286, 17894), (2334, 17526), (2921, 14004), (3501, 11684), (4572, 8947), (4668, 8763), (5842, 7002)]