28653440

素因数分解:

$2^7\times 5^1\times {\mathrm{44771}}^1$

素因数の和:44790

約数の個数: 32

約数和(自身を含む): 68501160

約数和(自身を除く): 39847720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 44771, 89542, 179084, 223855, 358168, 447710, 716336, 895420, 1432672, 1790840, 2865344, 3581680, 5730688, 7163360, 14326720, 28653440]

約数ペア:

[(1, 28653440), (2, 14326720), (4, 7163360), (5, 5730688), (8, 3581680), (10, 2865344), (16, 1790840), (20, 1432672), (32, 895420), (40, 716336), (64, 447710), (80, 358168), (128, 223855), (160, 179084), (320, 89542), (640, 44771)]