397180480

素因数分解:

$2^6\times 5^1\times {\mathrm{101}}^1\times {\mathrm{12289}}^1$

素因数の和:12407

約数の個数: 56

約数和(自身を含む): 955227960

約数和(自身を除く): 558047480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 101, 160, 202, 320, 404, 505, 808, 1010, 1616, 2020, 3232, 4040, 6464, 8080, 12289, 16160, 24578, 32320, 49156, 61445, 98312, 122890, 196624, 245780, 393248, 491560, 786496, 983120, 1241189, 1966240, 2482378, 3932480, 4964756, 6205945, 9929512, 12411890, 19859024, 24823780, 39718048, 49647560, 79436096, 99295120, 198590240, 397180480]

約数ペア:

[(1, 397180480), (2, 198590240), (4, 99295120), (5, 79436096), (8, 49647560), (10, 39718048), (16, 24823780), (20, 19859024), (32, 12411890), (40, 9929512), (64, 6205945), (80, 4964756), (101, 3932480), (160, 2482378), (202, 1966240), (320, 1241189), (404, 983120), (505, 786496), (808, 491560), (1010, 393248), (1616, 245780), (2020, 196624), (3232, 122890), (4040, 98312), (6464, 61445), (8080, 49156), (12289, 32320), (16160, 24578)]