19448960

素因数分解:

$2^7\times 5^1\times {\mathrm{30389}}^1$

素因数の和:30408

約数の個数: 32

約数和(自身を含む): 46496700

約数和(自身を除く): 27047740

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 30389, 60778, 121556, 151945, 243112, 303890, 486224, 607780, 972448, 1215560, 1944896, 2431120, 3889792, 4862240, 9724480, 19448960]

約数ペア:

[(1, 19448960), (2, 9724480), (4, 4862240), (5, 3889792), (8, 2431120), (10, 1944896), (16, 1215560), (20, 972448), (32, 607780), (40, 486224), (64, 303890), (80, 243112), (128, 151945), (160, 121556), (320, 60778), (640, 30389)]