40229960

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{439}}^1$

素因数の和:558

約数の個数: 64

約数和(自身を含む): 95040000

約数和(自身を除く): 54810040

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 79, 116, 145, 158, 232, 290, 316, 395, 439, 580, 632, 790, 878, 1160, 1580, 1756, 2195, 2291, 3160, 3512, 4390, 4582, 8780, 9164, 11455, 12731, 17560, 18328, 22910, 25462, 34681, 45820, 50924, 63655, 69362, 91640, 101848, 127310, 138724, 173405, 254620, 277448, 346810, 509240, 693620, 1005749, 1387240, 2011498, 4022996, 5028745, 8045992, 10057490, 20114980, 40229960]

約数ペア:

[(1, 40229960), (2, 20114980), (4, 10057490), (5, 8045992), (8, 5028745), (10, 4022996), (20, 2011498), (29, 1387240), (40, 1005749), (58, 693620), (79, 509240), (116, 346810), (145, 277448), (158, 254620), (232, 173405), (290, 138724), (316, 127310), (395, 101848), (439, 91640), (580, 69362), (632, 63655), (790, 50924), (878, 45820), (1160, 34681), (1580, 25462), (1756, 22910), (2195, 18328), (2291, 17560), (3160, 12731), (3512, 11455), (4390, 9164), (4582, 8780)]