380488960

素因数分解:

$2^8\times 5^1\times {\mathrm{297257}}^1$

素因数の和:297278

約数の個数: 36

約数和(自身を含む): 911393028

約数和(自身を除く): 530904068

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 297257, 594514, 1189028, 1486285, 2378056, 2972570, 4756112, 5945140, 9512224, 11890280, 19024448, 23780560, 38048896, 47561120, 76097792, 95122240, 190244480, 380488960]

約数ペア:

[(1, 380488960), (2, 190244480), (4, 95122240), (5, 76097792), (8, 47561120), (10, 38048896), (16, 23780560), (20, 19024448), (32, 11890280), (40, 9512224), (64, 5945140), (80, 4756112), (128, 2972570), (160, 2378056), (256, 1486285), (320, 1189028), (640, 594514), (1280, 297257)]