6453760

素因数分解:

$2^9\times 5^1\times {\mathrm{2521}}^1$

素因数の和:2544

約数の個数: 40

約数和(自身を含む): 15480036

約数和(自身を除く): 9026276

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1280, 2521, 2560, 5042, 10084, 12605, 20168, 25210, 40336, 50420, 80672, 100840, 161344, 201680, 322688, 403360, 645376, 806720, 1290752, 1613440, 3226880, 6453760]

約数ペア:

[(1, 6453760), (2, 3226880), (4, 1613440), (5, 1290752), (8, 806720), (10, 645376), (16, 403360), (20, 322688), (32, 201680), (40, 161344), (64, 100840), (80, 80672), (128, 50420), (160, 40336), (256, 25210), (320, 20168), (512, 12605), (640, 10084), (1280, 5042), (2521, 2560)]