1208967560

素因数分解:

$2^3\times 5^1\times {\mathrm{131}}^1\times {\mathrm{230719}}^1$

素因数の和:230861

約数の個数: 32

約数和(自身を含む): 2740953600

約数和(自身を除く): 1531986040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 131, 262, 524, 655, 1048, 1310, 2620, 5240, 230719, 461438, 922876, 1153595, 1845752, 2307190, 4614380, 9228760, 30224189, 60448378, 120896756, 151120945, 241793512, 302241890, 604483780, 1208967560]

約数ペア:

[(1, 1208967560), (2, 604483780), (4, 302241890), (5, 241793512), (8, 151120945), (10, 120896756), (20, 60448378), (40, 30224189), (131, 9228760), (262, 4614380), (524, 2307190), (655, 1845752), (1048, 1153595), (1310, 922876), (2620, 461438), (5240, 230719)]