1870290420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{197}}^1\times {\mathrm{158231}}^1$

素因数の和:158440

約数の個数: 48

約数和(自身を含む): 5263429248

約数和(自身を除く): 3393138828

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 197, 394, 591, 788, 985, 1182, 1970, 2364, 2955, 3940, 5910, 11820, 158231, 316462, 474693, 632924, 791155, 949386, 1582310, 1898772, 2373465, 3164620, 4746930, 9493860, 31171507, 62343014, 93514521, 124686028, 155857535, 187029042, 311715070, 374058084, 467572605, 623430140, 935145210, 1870290420]

約数ペア:

[(1, 1870290420), (2, 935145210), (3, 623430140), (4, 467572605), (5, 374058084), (6, 311715070), (10, 187029042), (12, 155857535), (15, 124686028), (20, 93514521), (30, 62343014), (60, 31171507), (197, 9493860), (394, 4746930), (591, 3164620), (788, 2373465), (985, 1898772), (1182, 1582310), (1970, 949386), (2364, 791155), (2955, 632924), (3940, 474693), (5910, 316462), (11820, 158231)]