40740680

素因数分解:

$2^3\times 5^1\times {\mathrm{59}}^1\times {\mathrm{61}}^1\times {\mathrm{283}}^1$

素因数の和:414

約数の個数: 64

約数和(自身を含む): 95083200

約数和(自身を除く): 54342520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 59, 61, 118, 122, 236, 244, 283, 295, 305, 472, 488, 566, 590, 610, 1132, 1180, 1220, 1415, 2264, 2360, 2440, 2830, 3599, 5660, 7198, 11320, 14396, 16697, 17263, 17995, 28792, 33394, 34526, 35990, 66788, 69052, 71980, 83485, 86315, 133576, 138104, 143960, 166970, 172630, 333940, 345260, 667880, 690520, 1018517, 2037034, 4074068, 5092585, 8148136, 10185170, 20370340, 40740680]

約数ペア:

[(1, 40740680), (2, 20370340), (4, 10185170), (5, 8148136), (8, 5092585), (10, 4074068), (20, 2037034), (40, 1018517), (59, 690520), (61, 667880), (118, 345260), (122, 333940), (236, 172630), (244, 166970), (283, 143960), (295, 138104), (305, 133576), (472, 86315), (488, 83485), (566, 71980), (590, 69052), (610, 66788), (1132, 35990), (1180, 34526), (1220, 33394), (1415, 28792), (2264, 17995), (2360, 17263), (2440, 16697), (2830, 14396), (3599, 11320), (5660, 7198)]