30075820

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{97}}^1\times {\mathrm{419}}^1$

素因数の和:562

約数の個数: 48

約数和(自身を含む): 65691360

約数和(自身を除く): 35615540

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 97, 148, 185, 194, 370, 388, 419, 485, 740, 838, 970, 1676, 1940, 2095, 3589, 4190, 7178, 8380, 14356, 15503, 17945, 31006, 35890, 40643, 62012, 71780, 77515, 81286, 155030, 162572, 203215, 310060, 406430, 812860, 1503791, 3007582, 6015164, 7518955, 15037910, 30075820]

約数ペア:

[(1, 30075820), (2, 15037910), (4, 7518955), (5, 6015164), (10, 3007582), (20, 1503791), (37, 812860), (74, 406430), (97, 310060), (148, 203215), (185, 162572), (194, 155030), (370, 81286), (388, 77515), (419, 71780), (485, 62012), (740, 40643), (838, 35890), (970, 31006), (1676, 17945), (1940, 15503), (2095, 14356), (3589, 8380), (4190, 7178)]