8198720

素因数分解:

$2^6\times 5^1\times {\mathrm{25621}}^1$

素因数の和:25638

約数の個数: 28

約数和(自身を含む): 19523964

約数和(自身を除く): 11325244

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 25621, 51242, 102484, 128105, 204968, 256210, 409936, 512420, 819872, 1024840, 1639744, 2049680, 4099360, 8198720]

約数ペア:

[(1, 8198720), (2, 4099360), (4, 2049680), (5, 1639744), (8, 1024840), (10, 819872), (16, 512420), (20, 409936), (32, 256210), (40, 204968), (64, 128105), (80, 102484), (160, 51242), (320, 25621)]