26744840

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{97}}^1\times {\mathrm{113}}^1$

素因数の和:282

約数の個数: 64

約数和(自身を含む): 62339760

約数和(自身を除く): 35594920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 97, 113, 122, 194, 226, 244, 305, 388, 452, 485, 488, 565, 610, 776, 904, 970, 1130, 1220, 1940, 2260, 2440, 3880, 4520, 5917, 6893, 10961, 11834, 13786, 21922, 23668, 27572, 29585, 34465, 43844, 47336, 54805, 55144, 59170, 68930, 87688, 109610, 118340, 137860, 219220, 236680, 275720, 438440, 668621, 1337242, 2674484, 3343105, 5348968, 6686210, 13372420, 26744840]

約数ペア:

[(1, 26744840), (2, 13372420), (4, 6686210), (5, 5348968), (8, 3343105), (10, 2674484), (20, 1337242), (40, 668621), (61, 438440), (97, 275720), (113, 236680), (122, 219220), (194, 137860), (226, 118340), (244, 109610), (305, 87688), (388, 68930), (452, 59170), (485, 55144), (488, 54805), (565, 47336), (610, 43844), (776, 34465), (904, 29585), (970, 27572), (1130, 23668), (1220, 21922), (1940, 13786), (2260, 11834), (2440, 10961), (3880, 6893), (4520, 5917)]