40778388

素因数分解:

$2^2\times 3^2\times 7^2\times {\mathrm{23117}}^1$

素因数の和:23141

約数の個数: 54

約数和(自身を含む): 119913066

約数和(自身を除く): 79134678

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 49, 63, 84, 98, 126, 147, 196, 252, 294, 441, 588, 882, 1764, 23117, 46234, 69351, 92468, 138702, 161819, 208053, 277404, 323638, 416106, 485457, 647276, 832212, 970914, 1132733, 1456371, 1941828, 2265466, 2912742, 3398199, 4530932, 5825484, 6796398, 10194597, 13592796, 20389194, 40778388]

約数ペア:

[(1, 40778388), (2, 20389194), (3, 13592796), (4, 10194597), (6, 6796398), (7, 5825484), (9, 4530932), (12, 3398199), (14, 2912742), (18, 2265466), (21, 1941828), (28, 1456371), (36, 1132733), (42, 970914), (49, 832212), (63, 647276), (84, 485457), (98, 416106), (126, 323638), (147, 277404), (196, 208053), (252, 161819), (294, 138702), (441, 92468), (588, 69351), (882, 46234), (1764, 23117)]