203822890

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{563}}^1\times {\mathrm{883}}^1$

素因数の和:1494

約数の個数: 32

約数和(自身を含む): 376923456

約数和(自身を除く): 173100566

約数列:

[1, 2, 5, 10, 41, 82, 205, 410, 563, 883, 1126, 1766, 2815, 4415, 5630, 8830, 23083, 36203, 46166, 72406, 115415, 181015, 230830, 362030, 497129, 994258, 2485645, 4971290, 20382289, 40764578, 101911445, 203822890]

約数ペア:

[(1, 203822890), (2, 101911445), (5, 40764578), (10, 20382289), (41, 4971290), (82, 2485645), (205, 994258), (410, 497129), (563, 362030), (883, 230830), (1126, 181015), (1766, 115415), (2815, 72406), (4415, 46166), (5630, 36203), (8830, 23083)]