19438600

素因数分解:

$2^3\times 5^2\times {\mathrm{83}}^1\times {\mathrm{1171}}^1$

素因数の和:1270

約数の個数: 48

約数和(自身を含む): 45778320

約数和(自身を除く): 26339720

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 83, 100, 166, 200, 332, 415, 664, 830, 1171, 1660, 2075, 2342, 3320, 4150, 4684, 5855, 8300, 9368, 11710, 16600, 23420, 29275, 46840, 58550, 97193, 117100, 194386, 234200, 388772, 485965, 777544, 971930, 1943860, 2429825, 3887720, 4859650, 9719300, 19438600]

約数ペア:

[(1, 19438600), (2, 9719300), (4, 4859650), (5, 3887720), (8, 2429825), (10, 1943860), (20, 971930), (25, 777544), (40, 485965), (50, 388772), (83, 234200), (100, 194386), (166, 117100), (200, 97193), (332, 58550), (415, 46840), (664, 29275), (830, 23420), (1171, 16600), (1660, 11710), (2075, 9368), (2342, 8300), (3320, 5855), (4150, 4684)]