40990638

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{1627}}^1$

素因数の和:1681

約数の個数: 64

約数和(自身を含む): 98461440

約数和(自身を除く): 57470802

約数列:

[1, 2, 3, 6, 13, 17, 19, 26, 34, 38, 39, 51, 57, 78, 102, 114, 221, 247, 323, 442, 494, 646, 663, 741, 969, 1326, 1482, 1627, 1938, 3254, 4199, 4881, 8398, 9762, 12597, 21151, 25194, 27659, 30913, 42302, 55318, 61826, 63453, 82977, 92739, 126906, 165954, 185478, 359567, 401869, 525521, 719134, 803738, 1051042, 1078701, 1205607, 1576563, 2157402, 2411214, 3153126, 6831773, 13663546, 20495319, 40990638]

約数ペア:

[(1, 40990638), (2, 20495319), (3, 13663546), (6, 6831773), (13, 3153126), (17, 2411214), (19, 2157402), (26, 1576563), (34, 1205607), (38, 1078701), (39, 1051042), (51, 803738), (57, 719134), (78, 525521), (102, 401869), (114, 359567), (221, 185478), (247, 165954), (323, 126906), (442, 92739), (494, 82977), (646, 63453), (663, 61826), (741, 55318), (969, 42302), (1326, 30913), (1482, 27659), (1627, 25194), (1938, 21151), (3254, 12597), (4199, 9762), (4881, 8398)]