6561980

素因数分解:

$2^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{67}}^1\times {\mathrm{83}}^1$

素因数の和:218

約数の個数: 48

約数和(自身を含む): 14394240

約数和(自身を除く): 7832260

約数列:

[1, 2, 4, 5, 10, 20, 59, 67, 83, 118, 134, 166, 236, 268, 295, 332, 335, 415, 590, 670, 830, 1180, 1340, 1660, 3953, 4897, 5561, 7906, 9794, 11122, 15812, 19588, 19765, 22244, 24485, 27805, 39530, 48970, 55610, 79060, 97940, 111220, 328099, 656198, 1312396, 1640495, 3280990, 6561980]

約数ペア:

[(1, 6561980), (2, 3280990), (4, 1640495), (5, 1312396), (10, 656198), (20, 328099), (59, 111220), (67, 97940), (83, 79060), (118, 55610), (134, 48970), (166, 39530), (236, 27805), (268, 24485), (295, 22244), (332, 19765), (335, 19588), (415, 15812), (590, 11122), (670, 9794), (830, 7906), (1180, 5561), (1340, 4897), (1660, 3953)]