416960

素因数分解:

$2^6\times 5^1\times {\mathrm{1303}}^1$

素因数の和:1320

約数の個数: 28

約数和(自身を含む): 993648

約数和(自身を除く): 576688

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 1303, 2606, 5212, 6515, 10424, 13030, 20848, 26060, 41696, 52120, 83392, 104240, 208480, 416960]

約数ペア:

[(1, 416960), (2, 208480), (4, 104240), (5, 83392), (8, 52120), (10, 41696), (16, 26060), (20, 20848), (32, 13030), (40, 10424), (64, 6515), (80, 5212), (160, 2606), (320, 1303)]