8522240

素因数分解:

$2^9\times 5^1\times {\mathrm{3329}}^1$

素因数の和:3352

約数の個数: 40

約数和(自身を含む): 20439540

約数和(自身を除く): 11917300

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1280, 2560, 3329, 6658, 13316, 16645, 26632, 33290, 53264, 66580, 106528, 133160, 213056, 266320, 426112, 532640, 852224, 1065280, 1704448, 2130560, 4261120, 8522240]

約数ペア:

[(1, 8522240), (2, 4261120), (4, 2130560), (5, 1704448), (8, 1065280), (10, 852224), (16, 532640), (20, 426112), (32, 266320), (40, 213056), (64, 133160), (80, 106528), (128, 66580), (160, 53264), (256, 33290), (320, 26632), (512, 16645), (640, 13316), (1280, 6658), (2560, 3329)]