15946240

素因数分解:

$2^9\times 5^1\times {\mathrm{6229}}^1$

素因数の和:6252

約数の個数: 40

約数和(自身を含む): 38239740

約数和(自身を除く): 22293500

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1280, 2560, 6229, 12458, 24916, 31145, 49832, 62290, 99664, 124580, 199328, 249160, 398656, 498320, 797312, 996640, 1594624, 1993280, 3189248, 3986560, 7973120, 15946240]

約数ペア:

[(1, 15946240), (2, 7973120), (4, 3986560), (5, 3189248), (8, 1993280), (10, 1594624), (16, 996640), (20, 797312), (32, 498320), (40, 398656), (64, 249160), (80, 199328), (128, 124580), (160, 99664), (256, 62290), (320, 49832), (512, 31145), (640, 24916), (1280, 12458), (2560, 6229)]