40432912

素因数分解:

$2^4\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{787}}^1$

素因数の和:840

約数の個数: 60

約数和(自身を含む): 89406480

約数和(自身を除く): 48973568

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 38, 52, 76, 104, 152, 169, 208, 247, 304, 338, 494, 676, 787, 988, 1352, 1574, 1976, 2704, 3148, 3211, 3952, 6296, 6422, 10231, 12592, 12844, 14953, 20462, 25688, 29906, 40924, 51376, 59812, 81848, 119624, 133003, 163696, 194389, 239248, 266006, 388778, 532012, 777556, 1064024, 1555112, 2128048, 2527057, 3110224, 5054114, 10108228, 20216456, 40432912]

約数ペア:

[(1, 40432912), (2, 20216456), (4, 10108228), (8, 5054114), (13, 3110224), (16, 2527057), (19, 2128048), (26, 1555112), (38, 1064024), (52, 777556), (76, 532012), (104, 388778), (152, 266006), (169, 239248), (208, 194389), (247, 163696), (304, 133003), (338, 119624), (494, 81848), (676, 59812), (787, 51376), (988, 40924), (1352, 29906), (1574, 25688), (1976, 20462), (2704, 14953), (3148, 12844), (3211, 12592), (3952, 10231), (6296, 6422)]