4378580

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{97}}^1$

素因数の和:204

約数の個数: 48

約数和(自身を含む): 9697296

約数和(自身を除く): 5318716

約数列:

[1, 2, 4, 5, 10, 20, 37, 61, 74, 97, 122, 148, 185, 194, 244, 305, 370, 388, 485, 610, 740, 970, 1220, 1940, 2257, 3589, 4514, 5917, 7178, 9028, 11285, 11834, 14356, 17945, 22570, 23668, 29585, 35890, 45140, 59170, 71780, 118340, 218929, 437858, 875716, 1094645, 2189290, 4378580]

約数ペア:

[(1, 4378580), (2, 2189290), (4, 1094645), (5, 875716), (10, 437858), (20, 218929), (37, 118340), (61, 71780), (74, 59170), (97, 45140), (122, 35890), (148, 29585), (185, 23668), (194, 22570), (244, 17945), (305, 14356), (370, 11834), (388, 11285), (485, 9028), (610, 7178), (740, 5917), (970, 4514), (1220, 3589), (1940, 2257)]