201403520

素因数分解:

$2^7\times 5^1\times {\mathrm{314693}}^1$

素因数の和:314712

約数の個数: 32

約数和(自身を含む): 481481820

約数和(自身を除く): 280078300

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 314693, 629386, 1258772, 1573465, 2517544, 3146930, 5035088, 6293860, 10070176, 12587720, 20140352, 25175440, 40280704, 50350880, 100701760, 201403520]

約数ペア:

[(1, 201403520), (2, 100701760), (4, 50350880), (5, 40280704), (8, 25175440), (10, 20140352), (16, 12587720), (20, 10070176), (32, 6293860), (40, 5035088), (64, 3146930), (80, 2517544), (128, 1573465), (160, 1258772), (320, 629386), (640, 314693)]